Split printing utility IPC messages into its own file.

Review URL: https://codereview.chromium.org/323693002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@278042 0039d316-1c4b-4281-b951-d872f2087c98

12 files changed, 636 insertions, 589 deletions

diff --git a/chrome/utility/chrome_content_utility_client.cc b/chrome/utility/chrome_content_utility_client.cc
index e50cede..b41b878 100644
--- a/chrome/utility/chrome_content_utility_client.cc
+++ b/chrome/utility/chrome_content_utility_client.cc
@@ -7,21 +7,16 @@
 #include "base/base64.h"
 #include "base/bind.h"
 #include "base/command_line.h"
-#include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/json/json_reader.h"
 #include "base/memory/ref_counted.h"
 #include "base/path_service.h"
-#include "base/scoped_native_library.h"
 #include "base/time/time.h"
-#include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_utility_messages.h"
 #include "chrome/common/extensions/chrome_extensions_client.h"
 #include "chrome/common/extensions/update_manifest.h"
 #include "chrome/common/safe_browsing/zip_analyzer.h"
 #include "chrome/utility/chrome_content_utility_ipc_whitelist.h"
-#include "chrome/utility/cloud_print/bitmap_image.h"
-#include "chrome/utility/cloud_print/pwg_encoder.h"
 #include "chrome/utility/extensions/unpacker.h"
 #include "chrome/utility/image_writer/image_writer_handler.h"
 #include "chrome/utility/profile_import_handler.h"
@@ -37,8 +32,6 @@
 #include "extensions/common/manifest.h"
 #include "media/base/media.h"
 #include "media/base/media_file_checker.h"
-#include "printing/page_range.h"
-#include "printing/pdf_render_settings.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "third_party/zlib/google/zip.h"
 #include "ui/base/ui_base_switches.h"
@@ -47,13 +40,9 @@
 #include "ui/gfx/size.h"
 
 #if defined(OS_WIN)
-#include "base/win/iat_patch_function.h"
-#include "base/win/scoped_handle.h"
 #include "chrome/common/extensions/api/networking_private/networking_private_crypto.h"
 #include "chrome/utility/media_galleries/itunes_pref_parser_win.h"
 #include "components/wifi/wifi_service.h"
-#include "printing/emf_win.h"
-#include "ui/gfx/gdi_util.h"
 #endif  // defined(OS_WIN)
 
 #if defined(OS_MACOSX)
@@ -75,15 +64,12 @@
 #endif  // !defined(OS_ANDROID) && !defined(OS_IOS)
 
 #if defined(ENABLE_FULL_PRINTING)
-#include "chrome/common/crash_keys.h"
-#include "printing/backend/print_backend.h"
+#include "chrome/utility/printing_handler.h"
 #endif
 
 #if defined(ENABLE_MDNS)
 #include "chrome/utility/local_discovery/service_discovery_message_handler.h"
-#endif  // ENABLE_MDNS
-
-namespace chrome {
+#endif
 
 namespace {
 
@@ -95,212 +81,6 @@ void ReleaseProcessIfNeeded() {
   content::UtilityThread::Get()->ReleaseProcessIfNeeded();
 }
 
-class PdfFunctionsBase {
- public:
-  PdfFunctionsBase() : render_pdf_to_bitmap_func_(NULL),
-                       get_pdf_doc_info_func_(NULL) {}
-
-  bool Init() {
-    base::FilePath pdf_module_path;
-    if (!PathService::Get(chrome::FILE_PDF_PLUGIN, &pdf_module_path) ||
-        !base::PathExists(pdf_module_path)) {
-      return false;
-    }
-
-    pdf_lib_.Reset(base::LoadNativeLibrary(pdf_module_path, NULL));
-    if (!pdf_lib_.is_valid()) {
-      LOG(WARNING) << "Couldn't load PDF plugin";
-      return false;
-    }
-
-    render_pdf_to_bitmap_func_ =
-        reinterpret_cast<RenderPDFPageToBitmapProc>(
-            pdf_lib_.GetFunctionPointer("RenderPDFPageToBitmap"));
-    LOG_IF(WARNING, !render_pdf_to_bitmap_func_) <<
-        "Missing RenderPDFPageToBitmap";
-
-    get_pdf_doc_info_func_ =
-        reinterpret_cast<GetPDFDocInfoProc>(
-            pdf_lib_.GetFunctionPointer("GetPDFDocInfo"));
-    LOG_IF(WARNING, !get_pdf_doc_info_func_) << "Missing GetPDFDocInfo";
-
-    if (!render_pdf_to_bitmap_func_ || !get_pdf_doc_info_func_ ||
-        !PlatformInit(pdf_module_path, pdf_lib_)) {
-      Reset();
-    }
-
-    return IsValid();
-  }
-
-  bool IsValid() const {
-    return pdf_lib_.is_valid();
-  }
-
-  void Reset() {
-    pdf_lib_.Reset(NULL);
-  }
-
-  bool RenderPDFPageToBitmap(const void* pdf_buffer,
-                             int pdf_buffer_size,
-                             int page_number,
-                             void* bitmap_buffer,
-                             int bitmap_width,
-                             int bitmap_height,
-                             int dpi_x,
-                             int dpi_y,
-                             bool autorotate) {
-    if (!render_pdf_to_bitmap_func_)
-      return false;
-    return render_pdf_to_bitmap_func_(pdf_buffer, pdf_buffer_size, page_number,
-                                      bitmap_buffer, bitmap_width,
-                                      bitmap_height, dpi_x, dpi_y, autorotate);
-  }
-
-  bool GetPDFDocInfo(const void* pdf_buffer,
-                     int buffer_size,
-                     int* page_count,
-                     double* max_page_width) {
-    if (!get_pdf_doc_info_func_)
-      return false;
-    return get_pdf_doc_info_func_(pdf_buffer, buffer_size, page_count,
-                                  max_page_width);
-  }
-
- protected:
-  virtual bool PlatformInit(
-      const base::FilePath& pdf_module_path,
-      const base::ScopedNativeLibrary& pdf_lib) {
-    return true;
-  }
-
- private:
-  // Exported by PDF plugin.
-  typedef bool (*RenderPDFPageToBitmapProc)(const void* pdf_buffer,
-                                            int pdf_buffer_size,
-                                            int page_number,
-                                            void* bitmap_buffer,
-                                            int bitmap_width,
-                                            int bitmap_height,
-                                            int dpi_x,
-                                            int dpi_y,
-                                            bool autorotate);
-  typedef bool (*GetPDFDocInfoProc)(const void* pdf_buffer,
-                                    int buffer_size, int* page_count,
-                                    double* max_page_width);
-
-  RenderPDFPageToBitmapProc render_pdf_to_bitmap_func_;
-  GetPDFDocInfoProc get_pdf_doc_info_func_;
-
-  base::ScopedNativeLibrary pdf_lib_;
-  DISALLOW_COPY_AND_ASSIGN(PdfFunctionsBase);
-};
-
-#if defined(OS_WIN)
-// The 2 below IAT patch functions are almost identical to the code in
-// render_process_impl.cc. This is needed to work around specific Windows APIs
-// used by the Chrome PDF plugin that will fail in the sandbox.
-static base::win::IATPatchFunction g_iat_patch_createdca;
-HDC WINAPI UtilityProcess_CreateDCAPatch(LPCSTR driver_name,
-                                         LPCSTR device_name,
-                                         LPCSTR output,
-                                         const DEVMODEA* init_data) {
-  if (driver_name && (std::string("DISPLAY") == driver_name)) {
-    // CreateDC fails behind the sandbox, but not CreateCompatibleDC.
-    return CreateCompatibleDC(NULL);
-  }
-
-  NOTREACHED();
-  return CreateDCA(driver_name, device_name, output, init_data);
-}
-
-static base::win::IATPatchFunction g_iat_patch_get_font_data;
-DWORD WINAPI UtilityProcess_GetFontDataPatch(
-    HDC hdc, DWORD table, DWORD offset, LPVOID buffer, DWORD length) {
-  int rv = GetFontData(hdc, table, offset, buffer, length);
-  if (rv == GDI_ERROR && hdc) {
-    HFONT font = static_cast<HFONT>(GetCurrentObject(hdc, OBJ_FONT));
-
-    LOGFONT logfont;
-    if (GetObject(font, sizeof(LOGFONT), &logfont)) {
-      content::UtilityThread::Get()->PreCacheFont(logfont);
-      rv = GetFontData(hdc, table, offset, buffer, length);
-      content::UtilityThread::Get()->ReleaseCachedFonts();
-    }
-  }
-  return rv;
-}
-
-class PdfFunctionsWin : public PdfFunctionsBase {
- public:
-  PdfFunctionsWin() : render_pdf_to_dc_func_(NULL) {
-  }
-
-  bool PlatformInit(
-      const base::FilePath& pdf_module_path,
-      const base::ScopedNativeLibrary& pdf_lib) OVERRIDE {
-    // Patch the IAT for handling specific APIs known to fail in the sandbox.
-    if (!g_iat_patch_createdca.is_patched()) {
-      g_iat_patch_createdca.Patch(pdf_module_path.value().c_str(),
-                                  "gdi32.dll", "CreateDCA",
-                                  UtilityProcess_CreateDCAPatch);
-    }
-
-    if (!g_iat_patch_get_font_data.is_patched()) {
-      g_iat_patch_get_font_data.Patch(pdf_module_path.value().c_str(),
-                                      "gdi32.dll", "GetFontData",
-                                      UtilityProcess_GetFontDataPatch);
-    }
-    render_pdf_to_dc_func_ =
-      reinterpret_cast<RenderPDFPageToDCProc>(
-          pdf_lib.GetFunctionPointer("RenderPDFPageToDC"));
-    LOG_IF(WARNING, !render_pdf_to_dc_func_) << "Missing RenderPDFPageToDC";
-
-    return render_pdf_to_dc_func_ != NULL;
-  }
-
-  bool RenderPDFPageToDC(const void* pdf_buffer,
-                         int buffer_size,
-                         int page_number,
-                         HDC dc,
-                         int dpi_x,
-                         int dpi_y,
-                         int bounds_origin_x,
-                         int bounds_origin_y,
-                         int bounds_width,
-                         int bounds_height,
-                         bool fit_to_bounds,
-                         bool stretch_to_bounds,
-                         bool keep_aspect_ratio,
-                         bool center_in_bounds,
-                         bool autorotate) {
-    if (!render_pdf_to_dc_func_)
-      return false;
-    return render_pdf_to_dc_func_(pdf_buffer, buffer_size, page_number,
-                                  dc, dpi_x, dpi_y, bounds_origin_x,
-                                  bounds_origin_y, bounds_width, bounds_height,
-                                  fit_to_bounds, stretch_to_bounds,
-                                  keep_aspect_ratio, center_in_bounds,
-                                  autorotate);
-  }
-
- private:
-  // Exported by PDF plugin.
-  typedef bool (*RenderPDFPageToDCProc)(
-      const void* pdf_buffer, int buffer_size, int page_number, HDC dc,
-      int dpi_x, int dpi_y, int bounds_origin_x, int bounds_origin_y,
-      int bounds_width, int bounds_height, bool fit_to_bounds,
-      bool stretch_to_bounds, bool keep_aspect_ratio, bool center_in_bounds,
-      bool autorotate);
-  RenderPDFPageToDCProc render_pdf_to_dc_func_;
-
-  DISALLOW_COPY_AND_ASSIGN(PdfFunctionsWin);
-};
-
-typedef PdfFunctionsWin PdfFunctions;
-#else  // OS_WIN
-typedef PdfFunctionsBase PdfFunctions;
-#endif  // OS_WIN
-
 #if !defined(OS_ANDROID) && !defined(OS_IOS)
 void FinishParseMediaMetadata(
     metadata::MediaMetadataParser* parser,
@@ -312,22 +92,24 @@ void FinishParseMediaMetadata(
 }
 #endif  // !defined(OS_ANDROID) && !defined(OS_IOS)
 
-static base::LazyInstance<PdfFunctions> g_pdf_lib = LAZY_INSTANCE_INITIALIZER;
-
 }  // namespace
 
 ChromeContentUtilityClient::ChromeContentUtilityClient()
     : filter_messages_(false) {
 #if !defined(OS_ANDROID)
   handlers_.push_back(new ProfileImportHandler());
-#endif  // OS_ANDROID
+#endif
+
+#if defined(ENABLE_FULL_PRINTING)
+  handlers_.push_back(new PrintingHandler());
+#endif
 
 #if defined(ENABLE_MDNS)
   if (CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kUtilityProcessEnableMDns)) {
     handlers_.push_back(new local_discovery::ServiceDiscoveryMessageHandler());
   }
-#endif  // ENABLE_MDNS
+#endif
 
   handlers_.push_back(new image_writer::ImageWriterHandler());
 }
@@ -350,11 +132,8 @@ void ChromeContentUtilityClient::UtilityThreadStarted() {
 
 bool ChromeContentUtilityClient::OnMessageReceived(
     const IPC::Message& message) {
-  if (filter_messages_ &&
-      (message_id_whitelist_.find(message.type()) ==
-       message_id_whitelist_.end())) {
+  if (filter_messages_ && !ContainsKey(message_id_whitelist_, message.type()))
     return false;
-  }
 
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(ChromeContentUtilityClient, message)
@@ -365,17 +144,9 @@ bool ChromeContentUtilityClient::OnMessageReceived(
                         OnParseUpdateManifest)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_DecodeImage, OnDecodeImage)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_DecodeImageBase64, OnDecodeImageBase64)
-    IPC_MESSAGE_HANDLER(ChromeUtilityMsg_RenderPDFPagesToMetafiles,
-                        OnRenderPDFPagesToMetafile)
-    IPC_MESSAGE_HANDLER(ChromeUtilityMsg_RenderPDFPagesToPWGRaster,
-                        OnRenderPDFPagesToPWGRaster)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_RobustJPEGDecodeImage,
                         OnRobustJPEGDecodeImage)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParseJSON, OnParseJSON)
-    IPC_MESSAGE_HANDLER(ChromeUtilityMsg_GetPrinterCapsAndDefaults,
-                        OnGetPrinterCapsAndDefaults)
-    IPC_MESSAGE_HANDLER(ChromeUtilityMsg_GetPrinterSemanticCapsAndDefaults,
-                        OnGetPrinterSemanticCapsAndDefaults)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_PatchFileBsdiff,
                         OnPatchFileBsdiff)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_PatchFileCourgette,
@@ -431,6 +202,10 @@ bool ChromeContentUtilityClient::OnMessageReceived(
 
 // static
 void ChromeContentUtilityClient::PreSandboxStartup() {
+#if defined(ENABLE_FULL_PRINTING)
+  PrintingHandler::PreSandboxStartup();
+#endif
+
 #if defined(ENABLE_MDNS)
   if (CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kUtilityProcessEnableMDns)) {
@@ -438,8 +213,6 @@ void ChromeContentUtilityClient::PreSandboxStartup() {
   }
 #endif  // ENABLE_MDNS
 
-  g_pdf_lib.Get().Init();
-
 #if !defined(OS_ANDROID) && !defined(OS_IOS)
   // Initialize libexif for image metadata parsing.
   metadata::ImageMetadataExtractor::InitializeLibrary();
@@ -566,229 +339,6 @@ void ChromeContentUtilityClient::OnCreateZipFile(
 }
 #endif  // defined(OS_CHROMEOS)
 
-void ChromeContentUtilityClient::OnRenderPDFPagesToMetafile(
-    IPC::PlatformFileForTransit pdf_transit,
-    const base::FilePath& metafile_path,
-    const printing::PdfRenderSettings& settings,
-    const std::vector<printing::PageRange>& page_ranges_const) {
-  bool succeeded = false;
-#if defined(OS_WIN)
-  base::File pdf_file = IPC::PlatformFileForTransitToFile(pdf_transit);
-  int highest_rendered_page_number = 0;
-  double scale_factor = 1.0;
-  std::vector<printing::PageRange> page_ranges = page_ranges_const;
-  succeeded = RenderPDFToWinMetafile(pdf_file.Pass(),
-                                     metafile_path,
-                                     settings,
-                                     &page_ranges,
-                                     &highest_rendered_page_number,
-                                     &scale_factor);
-  if (succeeded) {
-    // TODO(vitalybuka|scottmg): http://crbug.com/170859. These could
-    // potentially be sent as each page is converted so that the spool could
-    // start sooner.
-    Send(new ChromeUtilityHostMsg_RenderPDFPagesToMetafiles_Succeeded(
-        page_ranges, scale_factor));
-  }
-#endif  // defined(OS_WIN)
-  if (!succeeded) {
-    Send(new ChromeUtilityHostMsg_RenderPDFPagesToMetafile_Failed());
-  }
-  ReleaseProcessIfNeeded();
-}
-
-void ChromeContentUtilityClient::OnRenderPDFPagesToPWGRaster(
-    IPC::PlatformFileForTransit pdf_transit,
-    const printing::PdfRenderSettings& settings,
-    const printing::PwgRasterSettings& bitmap_settings,
-    IPC::PlatformFileForTransit bitmap_transit) {
-  base::File pdf = IPC::PlatformFileForTransitToFile(pdf_transit);
-  base::File bitmap = IPC::PlatformFileForTransitToFile(bitmap_transit);
-  if (RenderPDFPagesToPWGRaster(pdf.Pass(), settings, bitmap_settings,
-                                bitmap.Pass())) {
-    Send(new ChromeUtilityHostMsg_RenderPDFPagesToPWGRaster_Succeeded());
-  } else {
-    Send(new ChromeUtilityHostMsg_RenderPDFPagesToPWGRaster_Failed());
-  }
-  ReleaseProcessIfNeeded();
-}
-
-#if defined(OS_WIN)
-bool ChromeContentUtilityClient::RenderPDFToWinMetafile(
-    base::File pdf_file,
-    const base::FilePath& metafile_path,
-    const printing::PdfRenderSettings& settings,
-    std::vector<printing::PageRange>* page_ranges,
-    int* highest_rendered_page_number,
-    double* scale_factor) {
-  DCHECK(page_ranges);
-  *highest_rendered_page_number = -1;
-  *scale_factor = 1.0;
-
-  if (!g_pdf_lib.Get().IsValid())
-    return false;
-
-  // TODO(sanjeevr): Add a method to the PDF DLL that takes in a file handle
-  // and a page range array. That way we don't need to read the entire PDF into
-  // memory.
-  int64 length = pdf_file.GetLength();
-  if (length < 0)
-    return false;
-
-  std::vector<char> buffer;
-  buffer.resize(length);
-  if (length != pdf_file.Read(0, &buffer.front(), length))
-    return false;
-
-  int total_page_count = 0;
-  if (!g_pdf_lib.Get().GetPDFDocInfo(&buffer.front(), buffer.size(),
-                                     &total_page_count, NULL)) {
-    return false;
-  }
-
-  // If no range supplied, do all pages.
-  if (page_ranges->empty()) {
-    printing::PageRange page_range_all;
-    page_range_all.from = 0;
-    page_range_all.to = total_page_count - 1;
-    page_ranges->push_back(page_range_all);
-  }
-
-  bool ret = false;
-  std::vector<printing::PageRange>::const_iterator iter;
-  for (iter = page_ranges->begin(); iter != page_ranges->end(); ++iter) {
-    for (int page_number = iter->from; page_number <= iter->to; ++page_number) {
-      if (page_number >= total_page_count)
-        break;
-
-      printing::Emf metafile;
-      metafile.InitToFile(metafile_path.InsertBeforeExtensionASCII(
-          base::StringPrintf(".%d", page_number)));
-
-      // We need to scale down DC to fit an entire page into DC available area.
-      // Current metafile is based on screen DC and have current screen size.
-      // Writing outside of those boundaries will result in the cut-off output.
-      // On metafiles (this is the case here), scaling down will still record
-      // original coordinates and we'll be able to print in full resolution.
-      // Before playback we'll need to counter the scaling up that will happen
-      // in the service (print_system_win.cc).
-      *scale_factor = gfx::CalculatePageScale(metafile.context(),
-                                              settings.area().right(),
-                                              settings.area().bottom());
-      gfx::ScaleDC(metafile.context(), *scale_factor);
-
-      // The underlying metafile is of type Emf and ignores the arguments passed
-      // to StartPage.
-      metafile.StartPage(gfx::Size(), gfx::Rect(), 1);
-      if (g_pdf_lib.Get().RenderPDFPageToDC(
-              &buffer.front(), buffer.size(), page_number, metafile.context(),
-              settings.dpi(), settings.dpi(), settings.area().x(),
-              settings.area().y(), settings.area().width(),
-              settings.area().height(), true, false, true, true,
-              settings.autorotate())) {
-        if (*highest_rendered_page_number < page_number)
-          *highest_rendered_page_number = page_number;
-        ret = true;
-      }
-      metafile.FinishPage();
-      metafile.FinishDocument();
-    }
-  }
-  return ret;
-}
-#endif  // defined(OS_WIN)
-
-bool ChromeContentUtilityClient::RenderPDFPagesToPWGRaster(
-    base::File pdf_file,
-    const printing::PdfRenderSettings& settings,
-    const printing::PwgRasterSettings& bitmap_settings,
-    base::File bitmap_file) {
-  bool autoupdate = true;
-  if (!g_pdf_lib.Get().IsValid())
-    return false;
-
-  base::File::Info info;
-  if (!pdf_file.GetInfo(&info) || info.size <= 0)
-    return false;
-
-  std::string data(info.size, 0);
-  int data_size = pdf_file.Read(0, &data[0], data.size());
-  if (data_size != static_cast<int>(data.size()))
-    return false;
-
-  int total_page_count = 0;
-  if (!g_pdf_lib.Get().GetPDFDocInfo(data.data(), data.size(),
-                                     &total_page_count, NULL)) {
-    return false;
-  }
-
-  cloud_print::PwgEncoder encoder;
-  std::string pwg_header;
-  encoder.EncodeDocumentHeader(&pwg_header);
-  int bytes_written = bitmap_file.WriteAtCurrentPos(pwg_header.data(),
-                                                    pwg_header.size());
-  if (bytes_written != static_cast<int>(pwg_header.size()))
-    return false;
-
-  cloud_print::BitmapImage image(settings.area().size(),
-                                 cloud_print::BitmapImage::BGRA);
-  for (int i = 0; i < total_page_count; ++i) {
-    int page_number = i;
-
-    if (bitmap_settings.reverse_page_order) {
-      page_number = total_page_count - 1 - page_number;
-    }
-
-    if (!g_pdf_lib.Get().RenderPDFPageToBitmap(data.data(),
-                                               data.size(),
-                                               page_number,
-                                               image.pixel_data(),
-                                               image.size().width(),
-                                               image.size().height(),
-                                               settings.dpi(),
-                                               settings.dpi(),
-                                               autoupdate)) {
-      return false;
-    }
-
-    cloud_print::PwgHeaderInfo header_info;
-    header_info.dpi = settings.dpi();
-    header_info.total_pages = total_page_count;
-
-    // Transform odd pages.
-    if (page_number % 2) {
-      switch (bitmap_settings.odd_page_transform) {
-        case printing::TRANSFORM_NORMAL:
-          break;
-        case printing::TRANSFORM_ROTATE_180:
-          header_info.flipx = true;
-          header_info.flipy = true;
-          break;
-        case printing::TRANSFORM_FLIP_HORIZONTAL:
-          header_info.flipx = true;
-          break;
-        case printing::TRANSFORM_FLIP_VERTICAL:
-          header_info.flipy = true;
-          break;
-      }
-    }
-
-    if (bitmap_settings.rotate_all_pages) {
-      header_info.flipx = !header_info.flipx;
-      header_info.flipy = !header_info.flipy;
-    }
-
-    std::string pwg_page;
-    if (!encoder.EncodePage(image, header_info, &pwg_page))
-      return false;
-    bytes_written = bitmap_file.WriteAtCurrentPos(pwg_page.data(),
-                                                  pwg_page.size());
-    if (bytes_written != static_cast<int>(pwg_page.size()))
-      return false;
-  }
-  return true;
-}
-
 void ChromeContentUtilityClient::OnRobustJPEGDecodeImage(
     const std::vector<unsigned char>& encoded_data) {
   // Our robust jpeg decoding is using IJG libjpeg.
@@ -821,51 +371,6 @@ void ChromeContentUtilityClient::OnParseJSON(const std::string& json) {
   ReleaseProcessIfNeeded();
 }
 
-void ChromeContentUtilityClient::OnGetPrinterCapsAndDefaults(
-    const std::string& printer_name) {
-#if defined(ENABLE_FULL_PRINTING)
-  scoped_refptr<printing::PrintBackend> print_backend =
-      printing::PrintBackend::CreateInstance(NULL);
-  printing::PrinterCapsAndDefaults printer_info;
-
-  crash_keys::ScopedPrinterInfo crash_key(
-      print_backend->GetPrinterDriverInfo(printer_name));
-
-  if (print_backend->GetPrinterCapsAndDefaults(printer_name, &printer_info)) {
-    Send(new ChromeUtilityHostMsg_GetPrinterCapsAndDefaults_Succeeded(
-        printer_name, printer_info));
-  } else  // NOLINT
-#endif
-  {
-    Send(new ChromeUtilityHostMsg_GetPrinterCapsAndDefaults_Failed(
-        printer_name));
-  }
-  ReleaseProcessIfNeeded();
-}
-
-void ChromeContentUtilityClient::OnGetPrinterSemanticCapsAndDefaults(
-    const std::string& printer_name) {
-#if defined(ENABLE_FULL_PRINTING)
-  scoped_refptr<printing::PrintBackend> print_backend =
-      printing::PrintBackend::CreateInstance(NULL);
-  printing::PrinterSemanticCapsAndDefaults printer_info;
-
-  crash_keys::ScopedPrinterInfo crash_key(
-      print_backend->GetPrinterDriverInfo(printer_name));
-
-  if (print_backend->GetPrinterSemanticCapsAndDefaults(printer_name,
-                                                       &printer_info)) {
-    Send(new ChromeUtilityHostMsg_GetPrinterSemanticCapsAndDefaults_Succeeded(
-        printer_name, printer_info));
-  } else  // NOLINT
-#endif
-  {
-    Send(new ChromeUtilityHostMsg_GetPrinterSemanticCapsAndDefaults_Failed(
-        printer_name));
-  }
-  ReleaseProcessIfNeeded();
-}
-
 void ChromeContentUtilityClient::OnPatchFileBsdiff(
     const base::FilePath& input_file,
     const base::FilePath& patch_file,
@@ -1034,5 +539,3 @@ void ChromeContentUtilityClient::OnGetAndEncryptWiFiCredentials(
                                                             success));
 }
 #endif  // defined(OS_WIN)
-
-}  // namespace chrome
diff --git a/chrome/utility/chrome_content_utility_client.h b/chrome/utility/chrome_content_utility_client.h
index fc3a5dd..1e4afcd 100644
--- a/chrome/utility/chrome_content_utility_client.h
+++ b/chrome/utility/chrome_content_utility_client.h
@@ -6,8 +6,6 @@
 #define CHROME_UTILITY_CHROME_CONTENT_UTILITY_CLIENT_H_
 
 #include "base/compiler_specific.h"
-#include "base/files/file.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "chrome/common/media_galleries/picasa_types.h"
 #include "content/public/utility/content_utility_client.h"
@@ -18,22 +16,10 @@ class FilePath;
 struct FileDescriptor;
 }
 
-namespace gfx {
-class Rect;
-}
-
 namespace metadata {
 class MediaMetadataParser;
 }
 
-namespace printing {
-class PdfRenderSettings;
-struct PwgRasterSettings;
-struct PageRange;
-}
-
-namespace chrome {
-
 class UtilityMessageHandler;
 
 class ChromeContentUtilityClient : public content::ContentUtilityClient {
@@ -55,16 +41,6 @@ class ChromeContentUtilityClient : public content::ContentUtilityClient {
   void OnParseUpdateManifest(const std::string& xml);
   void OnDecodeImage(const std::vector<unsigned char>& encoded_data);
   void OnDecodeImageBase64(const std::string& encoded_data);
-  void OnRenderPDFPagesToMetafile(
-      IPC::PlatformFileForTransit pdf_transit,
-      const base::FilePath& metafile_path,
-      const printing::PdfRenderSettings& settings,
-      const std::vector<printing::PageRange>& page_ranges);
-  void OnRenderPDFPagesToPWGRaster(
-      IPC::PlatformFileForTransit pdf_transit,
-      const printing::PdfRenderSettings& settings,
-      const printing::PwgRasterSettings& bitmap_settings,
-      IPC::PlatformFileForTransit bitmap_transit);
   void OnRobustJPEGDecodeImage(
       const std::vector<unsigned char>& encoded_data);
   void OnParseJSON(const std::string& json);
@@ -75,29 +51,6 @@ class ChromeContentUtilityClient : public content::ContentUtilityClient {
                        const base::FileDescriptor& dest_fd);
 #endif  // defined(OS_CHROMEOS)
 
-#if defined(OS_WIN)
-  // Helper method for Windows.
-  // |highest_rendered_page_number| is set to -1 on failure to render any page.
-  // |page_ranges| is both input and output. If supplied as input, only the
-  // specified pages will be rendered. If an empty vector is supplied it will
-  // be filled with a range of all pages that were rendered.
-  bool RenderPDFToWinMetafile(
-      base::File pdf_file,
-      const base::FilePath& metafile_path,
-      const printing::PdfRenderSettings& settings,
-      std::vector<printing::PageRange>* page_ranges,
-      int* highest_rendered_page_number,
-      double* scale_factor);
-#endif   // defined(OS_WIN)
-
-  bool RenderPDFPagesToPWGRaster(
-      base::File pdf_file,
-      const printing::PdfRenderSettings& settings,
-      const printing::PwgRasterSettings& bitmap_settings,
-      base::File bitmap_file);
-
-  void OnGetPrinterCapsAndDefaults(const std::string& printer_name);
-  void OnGetPrinterSemanticCapsAndDefaults(const std::string& printer_name);
   void OnPatchFileBsdiff(const base::FilePath& input_file,
                          const base::FilePath& patch_file,
                          const base::FilePath& output_file);
@@ -151,6 +104,4 @@ class ChromeContentUtilityClient : public content::ContentUtilityClient {
   DISALLOW_COPY_AND_ASSIGN(ChromeContentUtilityClient);
 };
 
-}  // namespace chrome
-
 #endif  // CHROME_UTILITY_CHROME_CONTENT_UTILITY_CLIENT_H_
diff --git a/chrome/utility/chrome_content_utility_ipc_whitelist.cc b/chrome/utility/chrome_content_utility_ipc_whitelist.cc
index fddac13..c831d17 100644
--- a/chrome/utility/chrome_content_utility_ipc_whitelist.cc
+++ b/chrome/utility/chrome_content_utility_ipc_whitelist.cc
@@ -5,8 +5,6 @@
 #include "chrome/utility/chrome_content_utility_ipc_whitelist.h"
 #include "chrome/common/chrome_utility_messages.h"
 
-namespace chrome {
-
 const uint32 kMessageWhitelist[] = {
 #ifdef OS_WIN
     ChromeUtilityHostMsg_GetAndEncryptWiFiCredentials::ID,
@@ -16,5 +14,3 @@ const uint32 kMessageWhitelist[] = {
     ChromeUtilityMsg_ImageWriter_Verify::ID};
 
 const size_t kMessageWhitelistSize = arraysize(kMessageWhitelist);
-
-}  // namespace chrome
diff --git a/chrome/utility/chrome_content_utility_ipc_whitelist.h b/chrome/utility/chrome_content_utility_ipc_whitelist.h
index fcbd36c..1e6ea6a 100644
--- a/chrome/utility/chrome_content_utility_ipc_whitelist.h
+++ b/chrome/utility/chrome_content_utility_ipc_whitelist.h
@@ -7,8 +7,6 @@
 
 #include "base/basictypes.h"
 
-namespace chrome {
-
 // This array contains the list of IPC messages that the utility process will
 // accept when running with elevated privileges.  When new messages need to run
 // with elevated privileges, add them here and be sure to add a security
@@ -16,6 +14,4 @@ namespace chrome {
 extern const uint32 kMessageWhitelist[];
 extern const size_t kMessageWhitelistSize;
 
-}  // namespace chrome
-
 #endif  // CHROME_UTILITY_CHROME_CONTENT_UTILITY_IPC_WHITELIST_H_
diff --git a/chrome/utility/image_writer/image_writer_handler.h b/chrome/utility/image_writer/image_writer_handler.h
index 4d241cf..cd4816e 100644
--- a/chrome/utility/image_writer/image_writer_handler.h
+++ b/chrome/utility/image_writer/image_writer_handler.h
@@ -18,8 +18,8 @@ class FilePath;
 namespace image_writer {
 
 // A handler for messages related to writing images.  This class is added as a
-// handler in chrome::ChromeContentUtilityClient.
-class ImageWriterHandler : public chrome::UtilityMessageHandler {
+// handler in ChromeContentUtilityClient.
+class ImageWriterHandler : public UtilityMessageHandler {
  public:
   ImageWriterHandler();
   virtual ~ImageWriterHandler();
diff --git a/chrome/utility/local_discovery/service_discovery_message_handler.h b/chrome/utility/local_discovery/service_discovery_message_handler.h
index 2064f55..f627432 100644
--- a/chrome/utility/local_discovery/service_discovery_message_handler.h
+++ b/chrome/utility/local_discovery/service_discovery_message_handler.h
@@ -33,7 +33,7 @@ namespace local_discovery {
 class ServiceDiscoveryClient;
 
 // Handles messages related to local discovery inside utility process.
-class ServiceDiscoveryMessageHandler : public chrome::UtilityMessageHandler {
+class ServiceDiscoveryMessageHandler : public UtilityMessageHandler {
  public:
   ServiceDiscoveryMessageHandler();
   virtual ~ServiceDiscoveryMessageHandler();
diff --git a/chrome/utility/media_galleries/ipc_data_source.h b/chrome/utility/media_galleries/ipc_data_source.h
index bcf5084..c65c457 100644
--- a/chrome/utility/media_galleries/ipc_data_source.h
+++ b/chrome/utility/media_galleries/ipc_data_source.h
@@ -24,7 +24,7 @@ namespace metadata {
 // as a DataSource on a different thread. The utility thread must not be blocked
 // for read operations to succeed.
 class IPCDataSource: public media::DataSource,
-                     public chrome::UtilityMessageHandler {
+                     public UtilityMessageHandler {
  public:
   // May only be called on the utility thread.
   explicit IPCDataSource(int64 total_size);
diff --git a/chrome/utility/printing_handler.cc b/chrome/utility/printing_handler.cc
new file mode 100644
index 0000000..95e0f3ee
--- /dev/null
+++ b/chrome/utility/printing_handler.cc
@@ -0,0 +1,536 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/utility/printing_handler.h"
+
+#include "base/file_util.h"
+#include "base/lazy_instance.h"
+#include "base/path_service.h"
+#include "base/scoped_native_library.h"
+#include "chrome/common/chrome_paths.h"
+#include "chrome/common/chrome_utility_printing_messages.h"
+#include "chrome/utility/cloud_print/bitmap_image.h"
+#include "chrome/utility/cloud_print/pwg_encoder.h"
+#include "content/public/utility/utility_thread.h"
+#include "printing/page_range.h"
+#include "printing/pdf_render_settings.h"
+
+#if defined(OS_WIN)
+#include "base/win/iat_patch_function.h"
+#include "printing/emf_win.h"
+#include "ui/gfx/gdi_util.h"
+#endif
+
+#if defined(ENABLE_FULL_PRINTING)
+#include "chrome/common/crash_keys.h"
+#include "printing/backend/print_backend.h"
+#endif
+
+namespace {
+
+bool Send(IPC::Message* message) {
+  return content::UtilityThread::Get()->Send(message);
+}
+
+void ReleaseProcessIfNeeded() {
+  content::UtilityThread::Get()->ReleaseProcessIfNeeded();
+}
+
+class PdfFunctionsBase {
+ public:
+  PdfFunctionsBase() : render_pdf_to_bitmap_func_(NULL),
+                       get_pdf_doc_info_func_(NULL) {}
+
+  bool Init() {
+    base::FilePath pdf_module_path;
+    if (!PathService::Get(chrome::FILE_PDF_PLUGIN, &pdf_module_path) ||
+        !base::PathExists(pdf_module_path)) {
+      return false;
+    }
+
+    pdf_lib_.Reset(base::LoadNativeLibrary(pdf_module_path, NULL));
+    if (!pdf_lib_.is_valid()) {
+      LOG(WARNING) << "Couldn't load PDF plugin";
+      return false;
+    }
+
+    render_pdf_to_bitmap_func_ =
+        reinterpret_cast<RenderPDFPageToBitmapProc>(
+            pdf_lib_.GetFunctionPointer("RenderPDFPageToBitmap"));
+    LOG_IF(WARNING, !render_pdf_to_bitmap_func_) <<
+        "Missing RenderPDFPageToBitmap";
+
+    get_pdf_doc_info_func_ =
+        reinterpret_cast<GetPDFDocInfoProc>(
+            pdf_lib_.GetFunctionPointer("GetPDFDocInfo"));
+    LOG_IF(WARNING, !get_pdf_doc_info_func_) << "Missing GetPDFDocInfo";
+
+    if (!render_pdf_to_bitmap_func_ || !get_pdf_doc_info_func_ ||
+        !PlatformInit(pdf_module_path, pdf_lib_)) {
+      Reset();
+    }
+
+    return IsValid();
+  }
+
+  bool IsValid() const {
+    return pdf_lib_.is_valid();
+  }
+
+  void Reset() {
+    pdf_lib_.Reset(NULL);
+  }
+
+  bool RenderPDFPageToBitmap(const void* pdf_buffer,
+                             int pdf_buffer_size,
+                             int page_number,
+                             void* bitmap_buffer,
+                             int bitmap_width,
+                             int bitmap_height,
+                             int dpi_x,
+                             int dpi_y,
+                             bool autorotate) {
+    if (!render_pdf_to_bitmap_func_)
+      return false;
+    return render_pdf_to_bitmap_func_(pdf_buffer, pdf_buffer_size, page_number,
+                                      bitmap_buffer, bitmap_width,
+                                      bitmap_height, dpi_x, dpi_y, autorotate);
+  }
+
+  bool GetPDFDocInfo(const void* pdf_buffer,
+                     int buffer_size,
+                     int* page_count,
+                     double* max_page_width) {
+    if (!get_pdf_doc_info_func_)
+      return false;
+    return get_pdf_doc_info_func_(pdf_buffer, buffer_size, page_count,
+                                  max_page_width);
+  }
+
+ protected:
+  virtual bool PlatformInit(
+      const base::FilePath& pdf_module_path,
+      const base::ScopedNativeLibrary& pdf_lib) {
+    return true;
+  }
+
+ private:
+  // Exported by PDF plugin.
+  typedef bool (*RenderPDFPageToBitmapProc)(const void* pdf_buffer,
+                                            int pdf_buffer_size,
+                                            int page_number,
+                                            void* bitmap_buffer,
+                                            int bitmap_width,
+                                            int bitmap_height,
+                                            int dpi_x,
+                                            int dpi_y,
+                                            bool autorotate);
+  typedef bool (*GetPDFDocInfoProc)(const void* pdf_buffer,
+                                    int buffer_size, int* page_count,
+                                    double* max_page_width);
+
+  RenderPDFPageToBitmapProc render_pdf_to_bitmap_func_;
+  GetPDFDocInfoProc get_pdf_doc_info_func_;
+
+  base::ScopedNativeLibrary pdf_lib_;
+  DISALLOW_COPY_AND_ASSIGN(PdfFunctionsBase);
+};
+
+#if defined(OS_WIN)
+// The 2 below IAT patch functions are almost identical to the code in
+// render_process_impl.cc. This is needed to work around specific Windows APIs
+// used by the Chrome PDF plugin that will fail in the sandbox.
+static base::win::IATPatchFunction g_iat_patch_createdca;
+HDC WINAPI UtilityProcess_CreateDCAPatch(LPCSTR driver_name,
+                                         LPCSTR device_name,
+                                         LPCSTR output,
+                                         const DEVMODEA* init_data) {
+  if (driver_name && (std::string("DISPLAY") == driver_name)) {
+    // CreateDC fails behind the sandbox, but not CreateCompatibleDC.
+    return CreateCompatibleDC(NULL);
+  }
+
+  NOTREACHED();
+  return CreateDCA(driver_name, device_name, output, init_data);
+}
+
+static base::win::IATPatchFunction g_iat_patch_get_font_data;
+DWORD WINAPI UtilityProcess_GetFontDataPatch(
+    HDC hdc, DWORD table, DWORD offset, LPVOID buffer, DWORD length) {
+  int rv = GetFontData(hdc, table, offset, buffer, length);
+  if (rv == GDI_ERROR && hdc) {
+    HFONT font = static_cast<HFONT>(GetCurrentObject(hdc, OBJ_FONT));
+
+    LOGFONT logfont;
+    if (GetObject(font, sizeof(LOGFONT), &logfont)) {
+      content::UtilityThread::Get()->PreCacheFont(logfont);
+      rv = GetFontData(hdc, table, offset, buffer, length);
+      content::UtilityThread::Get()->ReleaseCachedFonts();
+    }
+  }
+  return rv;
+}
+
+class PdfFunctionsWin : public PdfFunctionsBase {
+ public:
+  PdfFunctionsWin() : render_pdf_to_dc_func_(NULL) {
+  }
+
+  bool PlatformInit(
+      const base::FilePath& pdf_module_path,
+      const base::ScopedNativeLibrary& pdf_lib) OVERRIDE {
+    // Patch the IAT for handling specific APIs known to fail in the sandbox.
+    if (!g_iat_patch_createdca.is_patched()) {
+      g_iat_patch_createdca.Patch(pdf_module_path.value().c_str(),
+                                  "gdi32.dll", "CreateDCA",
+                                  UtilityProcess_CreateDCAPatch);
+    }
+
+    if (!g_iat_patch_get_font_data.is_patched()) {
+      g_iat_patch_get_font_data.Patch(pdf_module_path.value().c_str(),
+                                      "gdi32.dll", "GetFontData",
+                                      UtilityProcess_GetFontDataPatch);
+    }
+    render_pdf_to_dc_func_ =
+      reinterpret_cast<RenderPDFPageToDCProc>(
+          pdf_lib.GetFunctionPointer("RenderPDFPageToDC"));
+    LOG_IF(WARNING, !render_pdf_to_dc_func_) << "Missing RenderPDFPageToDC";
+
+    return render_pdf_to_dc_func_ != NULL;
+  }
+
+  bool RenderPDFPageToDC(const void* pdf_buffer,
+                         int buffer_size,
+                         int page_number,
+                         HDC dc,
+                         int dpi_x,
+                         int dpi_y,
+                         int bounds_origin_x,
+                         int bounds_origin_y,
+                         int bounds_width,
+                         int bounds_height,
+                         bool fit_to_bounds,
+                         bool stretch_to_bounds,
+                         bool keep_aspect_ratio,
+                         bool center_in_bounds,
+                         bool autorotate) {
+    if (!render_pdf_to_dc_func_)
+      return false;
+    return render_pdf_to_dc_func_(pdf_buffer, buffer_size, page_number,
+                                  dc, dpi_x, dpi_y, bounds_origin_x,
+                                  bounds_origin_y, bounds_width, bounds_height,
+                                  fit_to_bounds, stretch_to_bounds,
+                                  keep_aspect_ratio, center_in_bounds,
+                                  autorotate);
+  }
+
+ private:
+  // Exported by PDF plugin.
+  typedef bool (*RenderPDFPageToDCProc)(
+      const void* pdf_buffer, int buffer_size, int page_number, HDC dc,
+      int dpi_x, int dpi_y, int bounds_origin_x, int bounds_origin_y,
+      int bounds_width, int bounds_height, bool fit_to_bounds,
+      bool stretch_to_bounds, bool keep_aspect_ratio, bool center_in_bounds,
+      bool autorotate);
+  RenderPDFPageToDCProc render_pdf_to_dc_func_;
+
+  DISALLOW_COPY_AND_ASSIGN(PdfFunctionsWin);
+};
+
+typedef PdfFunctionsWin PdfFunctions;
+#else  // OS_WIN
+typedef PdfFunctionsBase PdfFunctions;
+#endif  // OS_WIN
+
+base::LazyInstance<PdfFunctions> g_pdf_lib = LAZY_INSTANCE_INITIALIZER;
+
+}  // namespace
+
+PrintingHandler::PrintingHandler() {}
+
+PrintingHandler::~PrintingHandler() {}
+
+// static
+void PrintingHandler::PreSandboxStartup() {
+  g_pdf_lib.Get().Init();
+}
+
+bool PrintingHandler::OnMessageReceived(const IPC::Message& message) {
+  bool handled = true;
+  IPC_BEGIN_MESSAGE_MAP(PrintingHandler, message)
+#if defined(WIN_PDF_METAFILE_FOR_PRINTING)
+    IPC_MESSAGE_HANDLER(ChromeUtilityMsg_RenderPDFPagesToMetafiles,
+                        OnRenderPDFPagesToMetafile)
+#endif
+    IPC_MESSAGE_HANDLER(ChromeUtilityMsg_RenderPDFPagesToPWGRaster,
+                        OnRenderPDFPagesToPWGRaster)
+    IPC_MESSAGE_HANDLER(ChromeUtilityMsg_GetPrinterCapsAndDefaults,
+                        OnGetPrinterCapsAndDefaults)
+    IPC_MESSAGE_HANDLER(ChromeUtilityMsg_GetPrinterSemanticCapsAndDefaults,
+                        OnGetPrinterSemanticCapsAndDefaults)
+    IPC_MESSAGE_UNHANDLED(handled = false)
+  IPC_END_MESSAGE_MAP()
+  return handled;
+}
+
+#if defined(WIN_PDF_METAFILE_FOR_PRINTING)
+void PrintingHandler::OnRenderPDFPagesToMetafile(
+    IPC::PlatformFileForTransit pdf_transit,
+    const base::FilePath& metafile_path,
+    const printing::PdfRenderSettings& settings,
+    const std::vector<printing::PageRange>& page_ranges_const) {
+  bool succeeded = false;
+  base::File pdf_file = IPC::PlatformFileForTransitToFile(pdf_transit);
+  int highest_rendered_page_number = 0;
+  double scale_factor = 1.0;
+  std::vector<printing::PageRange> page_ranges = page_ranges_const;
+  succeeded = RenderPDFToWinMetafile(pdf_file.Pass(),
+                                     metafile_path,
+                                     settings,
+                                     &page_ranges,
+                                     &highest_rendered_page_number,
+                                     &scale_factor);
+  if (succeeded) {
+    // TODO(vitalybuka|scottmg): http://crbug.com/170859. These could
+    // potentially be sent as each page is converted so that the spool could
+    // start sooner.
+    Send(new ChromeUtilityHostMsg_RenderPDFPagesToMetafiles_Succeeded(
+        page_ranges, scale_factor));
+  } else {
+    Send(new ChromeUtilityHostMsg_RenderPDFPagesToMetafile_Failed());
+  }
+  ReleaseProcessIfNeeded();
+}
+#endif
+
+void PrintingHandler::OnRenderPDFPagesToPWGRaster(
+    IPC::PlatformFileForTransit pdf_transit,
+    const printing::PdfRenderSettings& settings,
+    const printing::PwgRasterSettings& bitmap_settings,
+    IPC::PlatformFileForTransit bitmap_transit) {
+  base::File pdf = IPC::PlatformFileForTransitToFile(pdf_transit);
+  base::File bitmap = IPC::PlatformFileForTransitToFile(bitmap_transit);
+  if (RenderPDFPagesToPWGRaster(pdf.Pass(), settings, bitmap_settings,
+                                bitmap.Pass())) {
+    Send(new ChromeUtilityHostMsg_RenderPDFPagesToPWGRaster_Succeeded());
+  } else {
+    Send(new ChromeUtilityHostMsg_RenderPDFPagesToPWGRaster_Failed());
+  }
+  ReleaseProcessIfNeeded();
+}
+
+#if defined(WIN_PDF_METAFILE_FOR_PRINTING)
+bool PrintingHandler::RenderPDFToWinMetafile(
+    base::File pdf_file,
+    const base::FilePath& metafile_path,
+    const printing::PdfRenderSettings& settings,
+    std::vector<printing::PageRange>* page_ranges,
+    int* highest_rendered_page_number,
+    double* scale_factor) {
+  DCHECK(page_ranges);
+  *highest_rendered_page_number = -1;
+  *scale_factor = 1.0;
+
+  if (!g_pdf_lib.Get().IsValid())
+    return false;
+
+  // TODO(sanjeevr): Add a method to the PDF DLL that takes in a file handle
+  // and a page range array. That way we don't need to read the entire PDF into
+  // memory.
+  int64 length = pdf_file.GetLength();
+  if (length < 0)
+    return false;
+
+  std::vector<char> buffer;
+  buffer.resize(length);
+  if (length != pdf_file.Read(0, &buffer.front(), length))
+    return false;
+
+  int total_page_count = 0;
+  if (!g_pdf_lib.Get().GetPDFDocInfo(&buffer.front(), buffer.size(),
+                                     &total_page_count, NULL)) {
+    return false;
+  }
+
+  // If no range supplied, do all pages.
+  if (page_ranges->empty()) {
+    printing::PageRange page_range_all;
+    page_range_all.from = 0;
+    page_range_all.to = total_page_count - 1;
+    page_ranges->push_back(page_range_all);
+  }
+
+  bool ret = false;
+  std::vector<printing::PageRange>::const_iterator iter;
+  for (iter = page_ranges->begin(); iter != page_ranges->end(); ++iter) {
+    for (int page_number = iter->from; page_number <= iter->to; ++page_number) {
+      if (page_number >= total_page_count)
+        break;
+
+      printing::Emf metafile;
+      metafile.InitToFile(metafile_path.InsertBeforeExtensionASCII(
+          base::StringPrintf(".%d", page_number)));
+
+      // We need to scale down DC to fit an entire page into DC available area.
+      // Current metafile is based on screen DC and have current screen size.
+      // Writing outside of those boundaries will result in the cut-off output.
+      // On metafiles (this is the case here), scaling down will still record
+      // original coordinates and we'll be able to print in full resolution.
+      // Before playback we'll need to counter the scaling up that will happen
+      // in the service (print_system_win.cc).
+      *scale_factor = gfx::CalculatePageScale(metafile.context(),
+                                              settings.area().right(),
+                                              settings.area().bottom());
+      gfx::ScaleDC(metafile.context(), *scale_factor);
+
+      // The underlying metafile is of type Emf and ignores the arguments passed
+      // to StartPage.
+      metafile.StartPage(gfx::Size(), gfx::Rect(), 1);
+      if (g_pdf_lib.Get().RenderPDFPageToDC(
+              &buffer.front(), buffer.size(), page_number, metafile.context(),
+              settings.dpi(), settings.dpi(), settings.area().x(),
+              settings.area().y(), settings.area().width(),
+              settings.area().height(), true, false, true, true,
+              settings.autorotate())) {
+        if (*highest_rendered_page_number < page_number)
+          *highest_rendered_page_number = page_number;
+        ret = true;
+      }
+      metafile.FinishPage();
+      metafile.FinishDocument();
+    }
+  }
+  return ret;
+}
+#endif  // defined(WIN_PDF_METAFILE_FOR_PRINTING)
+
+bool PrintingHandler::RenderPDFPagesToPWGRaster(
+    base::File pdf_file,
+    const printing::PdfRenderSettings& settings,
+    const printing::PwgRasterSettings& bitmap_settings,
+    base::File bitmap_file) {
+  bool autoupdate = true;
+  if (!g_pdf_lib.Get().IsValid())
+    return false;
+
+  base::File::Info info;
+  if (!pdf_file.GetInfo(&info) || info.size <= 0)
+    return false;
+
+  std::string data(info.size, 0);
+  int data_size = pdf_file.Read(0, &data[0], data.size());
+  if (data_size != static_cast<int>(data.size()))
+    return false;
+
+  int total_page_count = 0;
+  if (!g_pdf_lib.Get().GetPDFDocInfo(data.data(), data.size(),
+                                     &total_page_count, NULL)) {
+    return false;
+  }
+
+  cloud_print::PwgEncoder encoder;
+  std::string pwg_header;
+  encoder.EncodeDocumentHeader(&pwg_header);
+  int bytes_written = bitmap_file.WriteAtCurrentPos(pwg_header.data(),
+                                                    pwg_header.size());
+  if (bytes_written != static_cast<int>(pwg_header.size()))
+    return false;
+
+  cloud_print::BitmapImage image(settings.area().size(),
+                                 cloud_print::BitmapImage::BGRA);
+  for (int i = 0; i < total_page_count; ++i) {
+    int page_number = i;
+
+    if (bitmap_settings.reverse_page_order) {
+      page_number = total_page_count - 1 - page_number;
+    }
+
+    if (!g_pdf_lib.Get().RenderPDFPageToBitmap(data.data(),
+                                               data.size(),
+                                               page_number,
+                                               image.pixel_data(),
+                                               image.size().width(),
+                                               image.size().height(),
+                                               settings.dpi(),
+                                               settings.dpi(),
+                                               autoupdate)) {
+      return false;
+    }
+
+    cloud_print::PwgHeaderInfo header_info;
+    header_info.dpi = settings.dpi();
+    header_info.total_pages = total_page_count;
+
+    // Transform odd pages.
+    if (page_number % 2) {
+      switch (bitmap_settings.odd_page_transform) {
+        case printing::TRANSFORM_NORMAL:
+          break;
+        case printing::TRANSFORM_ROTATE_180:
+          header_info.flipx = true;
+          header_info.flipy = true;
+          break;
+        case printing::TRANSFORM_FLIP_HORIZONTAL:
+          header_info.flipx = true;
+          break;
+        case printing::TRANSFORM_FLIP_VERTICAL:
+          header_info.flipy = true;
+          break;
+      }
+    }
+
+    if (bitmap_settings.rotate_all_pages) {
+      header_info.flipx = !header_info.flipx;
+      header_info.flipy = !header_info.flipy;
+    }
+
+    std::string pwg_page;
+    if (!encoder.EncodePage(image, header_info, &pwg_page))
+      return false;
+    bytes_written = bitmap_file.WriteAtCurrentPos(pwg_page.data(),
+                                                  pwg_page.size());
+    if (bytes_written != static_cast<int>(pwg_page.size()))
+      return false;
+  }
+  return true;
+}
+
+void PrintingHandler::OnGetPrinterCapsAndDefaults(
+    const std::string& printer_name) {
+  scoped_refptr<printing::PrintBackend> print_backend =
+      printing::PrintBackend::CreateInstance(NULL);
+  printing::PrinterCapsAndDefaults printer_info;
+
+  crash_keys::ScopedPrinterInfo crash_key(
+      print_backend->GetPrinterDriverInfo(printer_name));
+
+  if (print_backend->GetPrinterCapsAndDefaults(printer_name, &printer_info)) {
+    Send(new ChromeUtilityHostMsg_GetPrinterCapsAndDefaults_Succeeded(
+        printer_name, printer_info));
+  } else  {
+    Send(new ChromeUtilityHostMsg_GetPrinterCapsAndDefaults_Failed(
+        printer_name));
+  }
+  ReleaseProcessIfNeeded();
+}
+
+void PrintingHandler::OnGetPrinterSemanticCapsAndDefaults(
+    const std::string& printer_name) {
+  scoped_refptr<printing::PrintBackend> print_backend =
+      printing::PrintBackend::CreateInstance(NULL);
+  printing::PrinterSemanticCapsAndDefaults printer_info;
+
+  crash_keys::ScopedPrinterInfo crash_key(
+      print_backend->GetPrinterDriverInfo(printer_name));
+
+  if (print_backend->GetPrinterSemanticCapsAndDefaults(printer_name,
+                                                       &printer_info)) {
+    Send(new ChromeUtilityHostMsg_GetPrinterSemanticCapsAndDefaults_Succeeded(
+        printer_name, printer_info));
+  } else {
+    Send(new ChromeUtilityHostMsg_GetPrinterSemanticCapsAndDefaults_Failed(
+        printer_name));
+  }
+  ReleaseProcessIfNeeded();
+}
diff --git a/chrome/utility/printing_handler.h b/chrome/utility/printing_handler.h
new file mode 100644
index 0000000..805c1e3
--- /dev/null
+++ b/chrome/utility/printing_handler.h
@@ -0,0 +1,76 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_UTILITY_PRINTING_HANDLER_H_
+#define CHROME_UTILITY_PRINTING_HANDLER_H_
+
+#include "base/compiler_specific.h"
+#include "base/macros.h"
+#include "chrome/utility/utility_message_handler.h"
+#include "ipc/ipc_platform_file.h"
+
+#if !defined(ENABLE_FULL_PRINTING)
+#error "Full printing must be enabled"
+#endif
+
+namespace printing {
+class PdfRenderSettings;
+struct PwgRasterSettings;
+struct PageRange;
+}
+
+// Dispatches IPCs for printing.
+class PrintingHandler : public UtilityMessageHandler {
+ public:
+  PrintingHandler();
+  virtual ~PrintingHandler();
+
+  static void PreSandboxStartup();
+
+  // IPC::Listener:
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
+
+ private:
+  // IPC message handlers.
+#if defined(WIN_PDF_METAFILE_FOR_PRINTING)
+  void OnRenderPDFPagesToMetafile(
+      IPC::PlatformFileForTransit pdf_transit,
+      const base::FilePath& metafile_path,
+      const printing::PdfRenderSettings& settings,
+      const std::vector<printing::PageRange>& page_ranges);
+#endif
+  void OnRenderPDFPagesToPWGRaster(
+      IPC::PlatformFileForTransit pdf_transit,
+      const printing::PdfRenderSettings& settings,
+      const printing::PwgRasterSettings& bitmap_settings,
+      IPC::PlatformFileForTransit bitmap_transit);
+
+#if defined(WIN_PDF_METAFILE_FOR_PRINTING)
+  // Helper method for Windows.
+  // |highest_rendered_page_number| is set to -1 on failure to render any page.
+  // |page_ranges| is both input and output. If supplied as input, only the
+  // specified pages will be rendered. If an empty vector is supplied it will
+  // be filled with a range of all pages that were rendered.
+  bool RenderPDFToWinMetafile(
+      base::File pdf_file,
+      const base::FilePath& metafile_path,
+      const printing::PdfRenderSettings& settings,
+      std::vector<printing::PageRange>* page_ranges,
+      int* highest_rendered_page_number,
+      double* scale_factor);
+#endif
+
+  bool RenderPDFPagesToPWGRaster(
+      base::File pdf_file,
+      const printing::PdfRenderSettings& settings,
+      const printing::PwgRasterSettings& bitmap_settings,
+      base::File bitmap_file);
+
+  void OnGetPrinterCapsAndDefaults(const std::string& printer_name);
+  void OnGetPrinterSemanticCapsAndDefaults(const std::string& printer_name);
+
+  DISALLOW_COPY_AND_ASSIGN(PrintingHandler);
+};
+
+#endif  // CHROME_UTILITY_PRINTING_HANDLER_H_
diff --git a/chrome/utility/profile_import_handler.cc b/chrome/utility/profile_import_handler.cc
index 457269d..bdc4335 100644
--- a/chrome/utility/profile_import_handler.cc
+++ b/chrome/utility/profile_import_handler.cc
@@ -14,7 +14,13 @@
 #include "chrome/utility/importer/importer_creator.h"
 #include "content/public/utility/utility_thread.h"
 
-namespace chrome {
+namespace {
+
+bool Send(IPC::Message* message) {
+  return content::UtilityThread::Get()->Send(message);
+}
+
+}  // namespace
 
 ProfileImportHandler::ProfileImportHandler() : items_to_import_(0) {}
 
@@ -83,10 +89,3 @@ void ProfileImportHandler::ImporterCleanup() {
   import_thread_.reset();
   content::UtilityThread::Get()->ReleaseProcessIfNeeded();
 }
-
-// static
-bool ProfileImportHandler::Send(IPC::Message* message) {
-  return content::UtilityThread::Get()->Send(message);
-}
-
-}  // namespace chrome
diff --git a/chrome/utility/profile_import_handler.h b/chrome/utility/profile_import_handler.h
index 1fd650e..5a132bf 100644
--- a/chrome/utility/profile_import_handler.h
+++ b/chrome/utility/profile_import_handler.h
@@ -23,8 +23,6 @@ namespace importer {
 struct SourceProfile;
 }
 
-namespace chrome {
-
 // Dispatches IPCs for out of process profile import.
 class ProfileImportHandler : public UtilityMessageHandler {
  public:
@@ -45,8 +43,6 @@ class ProfileImportHandler : public UtilityMessageHandler {
   // The following are used with out of process profile import:
   void ImporterCleanup();
 
-  static bool Send(IPC::Message* message);
-
   // Thread that importer runs on, while ProfileImportThread handles messages
   // from the browser process.
   scoped_ptr<base::Thread> import_thread_;
@@ -62,6 +58,4 @@ class ProfileImportHandler : public UtilityMessageHandler {
   scoped_refptr<Importer> importer_;
 };
 
-}  // namespace chrome
-
 #endif  // CHROME_UTILITY_PROFILE_IMPORT_HANDLER_H_
diff --git a/chrome/utility/utility_message_handler.h b/chrome/utility/utility_message_handler.h
index 8ade6fe..a862191 100644
--- a/chrome/utility/utility_message_handler.h
+++ b/chrome/utility/utility_message_handler.h
@@ -9,8 +9,6 @@ namespace IPC {
 class Message;
 }
 
-namespace chrome {
-
 class UtilityMessageHandler {
  public:
   virtual ~UtilityMessageHandler() {}
@@ -20,7 +18,5 @@ class UtilityMessageHandler {
   virtual bool OnMessageReceived(const IPC::Message& message) = 0;
 };
 
-}  // namespace chrome
-
 #endif  // CHROME_UTILITY_UTILITY_MESSAGE_HANDLER_H_