Revert 256981 "Verify FormatType in ScopedClipboardWriter::Write..."

> Verify FormatType in ScopedClipboardWriter::WritePickledData.
> 
> BUG=352395
> R=tony@chromium.org
> TBR=sky@chromium.org
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=256974
> 
> Review URL: https://codereview.chromium.org/199763002

TBR=dcheng@chromium.org

Review URL: https://codereview.chromium.org/196943018

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@257336 0039d316-1c4b-4281-b951-d872f2087c98

9 files changed, 21 insertions, 82 deletions

diff --git a/ui/base/clipboard/clipboard.cc b/ui/base/clipboard/clipboard.cc
index 4c9189a..c71d5b9 100644
--- a/ui/base/clipboard/clipboard.cc
+++ b/ui/base/clipboard/clipboard.cc
@@ -6,7 +6,6 @@
 
 #include <iterator>
 #include <limits>
-#include <set>
 
 #include "base/lazy_instance.h"
 #include "base/logging.h"
@@ -52,14 +51,6 @@ static base::LazyInstance<ClipboardMap> g_clipboard_map =
 static base::LazyInstance<base::Lock>::Leaky
     g_clipboard_map_lock = LAZY_INSTANCE_INITIALIZER;
 
-// Set of registered custom formats.
-static base::LazyInstance<std::set<Clipboard::FormatType> >
-    g_registered_formats = LAZY_INSTANCE_INITIALIZER;
-
-// Mutex that controls access to |g_registered_formats|.
-static base::LazyInstance<base::Lock>::Leaky g_registered_formats_lock =
-    LAZY_INSTANCE_INITIALIZER;
-
 }  // namespace
 
 // static
@@ -114,28 +105,6 @@ void Clipboard::DestroyClipboardForCurrentThread() {
   }
 }
 
-// static
-Clipboard::FormatType Clipboard::GetFormatType(
-    const std::string& format_string) {
-  FormatType format = GetFormatTypeInternal(format_string);
-  {
-    base::AutoLock lock(g_registered_formats_lock.Get());
-    g_registered_formats.Get().insert(format);
-  }
-  return format;
-}
-
-bool Clipboard::IsRegisteredFormatType(const FormatType& format) {
-  // Terrible hack to force web/pepper custom types to be registered.
-  // TODO(dcheng): There's got to a better way...
-  GetWebCustomDataFormatType();
-  GetPepperCustomDataFormatType();
-
-  base::AutoLock lock(g_registered_formats_lock.Get());
-  const std::set<FormatType>& registered_formats = g_registered_formats.Get();
-  return registered_formats.find(format) != registered_formats.end();
-}
-
 void Clipboard::DispatchObject(ObjectType type, const ObjectMapParams& params) {
   // All types apart from CBF_WEBKIT need at least 1 non-empty param.
   if (type != CBF_WEBKIT && (params.empty() || params[0].empty()))
diff --git a/ui/base/clipboard/clipboard.h b/ui/base/clipboard/clipboard.h
index 9f49230..8926506 100644
--- a/ui/base/clipboard/clipboard.h
+++ b/ui/base/clipboard/clipboard.h
@@ -83,7 +83,10 @@ class UI_BASE_EXPORT Clipboard : NON_EXPORTED_BASE(public base::ThreadChecker) {
     std::string Serialize() const;
     static FormatType Deserialize(const std::string& serialization);
 
+#if defined(OS_WIN) || defined(USE_AURA)
+    // FormatType can be used in a set on some platforms.
     bool operator<(const FormatType& other) const;
+#endif
 
 #if defined(OS_WIN)
     const FORMATETC& ToFormatEtc() const { return data_; }
@@ -270,9 +273,6 @@ class UI_BASE_EXPORT Clipboard : NON_EXPORTED_BASE(public base::ThreadChecker) {
   // limitiations, |format_string| must never be controlled by the user.
   static FormatType GetFormatType(const std::string& format_string);
 
-  // Returns true if the |format| was registered with GetFormatType().
-  static bool IsRegisteredFormatType(const FormatType& format);
-
   // Get format identifiers for various types.
   static const FormatType& GetUrlFormatType();
   static const FormatType& GetUrlWFormatType();
@@ -317,8 +317,6 @@ class UI_BASE_EXPORT Clipboard : NON_EXPORTED_BASE(public base::ThreadChecker) {
   Clipboard();
   ~Clipboard();
 
-  static FormatType GetFormatTypeInternal(const std::string& format_string);
-
   void DispatchObject(ObjectType type, const ObjectMapParams& params);
 
   void WriteText(const char* text_data, size_t text_len);
diff --git a/ui/base/clipboard/clipboard_android.cc b/ui/base/clipboard/clipboard_android.cc
index f8feadc..e5e2a96 100644
--- a/ui/base/clipboard/clipboard_android.cc
+++ b/ui/base/clipboard/clipboard_android.cc
@@ -198,10 +198,6 @@ Clipboard::FormatType Clipboard::FormatType::Deserialize(
   return FormatType(serialization);
 }
 
-bool Clipboard::FormatType::operator<(const FormatType& other) const {
-  return data_ < other.data_;
-}
-
 bool Clipboard::FormatType::Equals(const FormatType& other) const {
   return data_ == other.data_;
 }
@@ -339,7 +335,7 @@ void Clipboard::ReadData(const Clipboard::FormatType& format,
 }
 
 // static
-Clipboard::FormatType Clipboard::GetFormatTypeInternal(
+Clipboard::FormatType Clipboard::GetFormatType(
     const std::string& format_string) {
   return FormatType::Deserialize(format_string);
 }
@@ -382,15 +378,13 @@ const Clipboard::FormatType& Clipboard::GetBitmapFormatType() {
 
 // static
 const Clipboard::FormatType& Clipboard::GetWebCustomDataFormatType() {
-  CR_DEFINE_STATIC_LOCAL(
-      FormatType, type, (GetFormatType(kMimeTypeWebCustomData)));
+  CR_DEFINE_STATIC_LOCAL(FormatType, type, (kMimeTypeWebCustomData));
   return type;
 }
 
 // static
 const Clipboard::FormatType& Clipboard::GetPepperCustomDataFormatType() {
-  CR_DEFINE_STATIC_LOCAL(
-      FormatType, type, (GetFormatType(kMimeTypePepperCustomData)));
+  CR_DEFINE_STATIC_LOCAL(FormatType, type, (kMimeTypePepperCustomData));
   return type;
 }
 
diff --git a/ui/base/clipboard/clipboard_aura.cc b/ui/base/clipboard/clipboard_aura.cc
index 097d721..30b639a 100644
--- a/ui/base/clipboard/clipboard_aura.cc
+++ b/ui/base/clipboard/clipboard_aura.cc
@@ -601,7 +601,7 @@ void Clipboard::WriteData(const FormatType& format,
 }
 
 // static
-Clipboard::FormatType Clipboard::GetFormatTypeInternal(
+Clipboard::FormatType Clipboard::GetFormatType(
     const std::string& format_string) {
   return FormatType::Deserialize(format_string);
 }
@@ -665,15 +665,13 @@ const Clipboard::FormatType& Clipboard::GetWebKitSmartPasteFormatType() {
 
 // static
 const Clipboard::FormatType& Clipboard::GetWebCustomDataFormatType() {
-  CR_DEFINE_STATIC_LOCAL(
-      FormatType, type, (GetFormatType(kMimeTypeWebCustomData)));
+  CR_DEFINE_STATIC_LOCAL(FormatType, type, (kMimeTypeWebCustomData));
   return type;
 }
 
 // static
 const Clipboard::FormatType& Clipboard::GetPepperCustomDataFormatType() {
-  CR_DEFINE_STATIC_LOCAL(
-      FormatType, type, (GetFormatType(kMimeTypePepperCustomData)));
+  CR_DEFINE_STATIC_LOCAL(FormatType, type, (kMimeTypePepperCustomData));
   return type;
 }
 
diff --git a/ui/base/clipboard/clipboard_aurax11.cc b/ui/base/clipboard/clipboard_aurax11.cc
index 2ea2729..4588cc9 100644
--- a/ui/base/clipboard/clipboard_aurax11.cc
+++ b/ui/base/clipboard/clipboard_aurax11.cc
@@ -791,7 +791,7 @@ void Clipboard::WriteData(const FormatType& format,
 }
 
 // static
-Clipboard::FormatType Clipboard::GetFormatTypeInternal(
+Clipboard::FormatType Clipboard::GetFormatType(
     const std::string& format_string) {
   return FormatType::Deserialize(format_string);
 }
@@ -855,15 +855,13 @@ const Clipboard::FormatType& Clipboard::GetWebKitSmartPasteFormatType() {
 
 // static
 const Clipboard::FormatType& Clipboard::GetWebCustomDataFormatType() {
-  CR_DEFINE_STATIC_LOCAL(
-      FormatType, type, (GetFormatType(kMimeTypeWebCustomData)));
+  CR_DEFINE_STATIC_LOCAL(FormatType, type, (kMimeTypeWebCustomData));
   return type;
 }
 
 // static
 const Clipboard::FormatType& Clipboard::GetPepperCustomDataFormatType() {
-  CR_DEFINE_STATIC_LOCAL(
-      FormatType, type, (GetFormatType(kMimeTypePepperCustomData)));
+  CR_DEFINE_STATIC_LOCAL(FormatType, type, (kMimeTypePepperCustomData));
   return type;
 }
 
diff --git a/ui/base/clipboard/clipboard_gtk.cc b/ui/base/clipboard/clipboard_gtk.cc
index fddd86b..8f81911 100644
--- a/ui/base/clipboard/clipboard_gtk.cc
+++ b/ui/base/clipboard/clipboard_gtk.cc
@@ -202,10 +202,6 @@ Clipboard::FormatType Clipboard::FormatType::Deserialize(
   return FormatType(serialization);
 }
 
-bool Clipboard::FormatType::operator<(const FormatType& other) const {
-  return GdkAtomToString(data_) < GdkAtomToString(other.data_);
-}
-
 bool Clipboard::FormatType::Equals(const FormatType& other) const {
   return data_ == other.data_;
 }
@@ -596,7 +592,7 @@ uint64 Clipboard::GetSequenceNumber(ClipboardType type) {
 }
 
 //static
-Clipboard::FormatType Clipboard::GetFormatTypeInternal(
+Clipboard::FormatType Clipboard::GetFormatType(
     const std::string& format_string) {
   return FormatType::Deserialize(format_string);
 }
@@ -649,15 +645,13 @@ const Clipboard::FormatType& Clipboard::GetWebKitSmartPasteFormatType() {
 
 // static
 const Clipboard::FormatType& Clipboard::GetWebCustomDataFormatType() {
-  CR_DEFINE_STATIC_LOCAL(
-      FormatType, type, (GetFormatType(kMimeTypeWebCustomData)));
+  CR_DEFINE_STATIC_LOCAL(FormatType, type, (kMimeTypeWebCustomData));
   return type;
 }
 
 // static
 const Clipboard::FormatType& Clipboard::GetPepperCustomDataFormatType() {
-  CR_DEFINE_STATIC_LOCAL(
-      FormatType, type, (GetFormatType(kMimeTypePepperCustomData)));
+  CR_DEFINE_STATIC_LOCAL(FormatType, type, (kMimeTypePepperCustomData));
   return type;
 }
 
diff --git a/ui/base/clipboard/clipboard_mac.mm b/ui/base/clipboard/clipboard_mac.mm
index 7da3d2b..0b6d3a7 100644
--- a/ui/base/clipboard/clipboard_mac.mm
+++ b/ui/base/clipboard/clipboard_mac.mm
@@ -88,10 +88,6 @@ Clipboard::FormatType Clipboard::FormatType::Deserialize(
   return FormatType(base::SysUTF8ToNSString(serialization));
 }
 
-bool Clipboard::FormatType::operator<(const FormatType& other) const {
-  return [data_ compare:other.data_] == NSOrderedAscending;
-}
-
 Clipboard::Clipboard() {
   DCHECK(CalledOnValidThread());
 }
@@ -371,7 +367,7 @@ void Clipboard::ReadData(const FormatType& format, std::string* result) const {
 }
 
 // static
-Clipboard::FormatType Clipboard::GetFormatTypeInternal(
+Clipboard::FormatType Clipboard::GetFormatType(
     const std::string& format_string) {
   return FormatType::Deserialize(format_string);
 }
@@ -435,17 +431,13 @@ const Clipboard::FormatType& Clipboard::GetWebKitSmartPasteFormatType() {
 
 // static
 const Clipboard::FormatType& Clipboard::GetWebCustomDataFormatType() {
-  CR_DEFINE_STATIC_LOCAL(
-      FormatType, type, (GetFormatType([kWebCustomDataPboardType UTF8String])));
+  CR_DEFINE_STATIC_LOCAL(FormatType, type, (kWebCustomDataPboardType));
   return type;
 }
 
 // static
 const Clipboard::FormatType& Clipboard::GetPepperCustomDataFormatType() {
-  CR_DEFINE_STATIC_LOCAL(
-      FormatType,
-      type,
-      (GetFormatType([kPepperCustomDataPboardType UTF8String])));
+  CR_DEFINE_STATIC_LOCAL(FormatType, type, (kPepperCustomDataPboardType));
   return type;
 }
 
diff --git a/ui/base/clipboard/clipboard_win.cc b/ui/base/clipboard/clipboard_win.cc
index 22520d8..36d042d 100644
--- a/ui/base/clipboard/clipboard_win.cc
+++ b/ui/base/clipboard/clipboard_win.cc
@@ -681,7 +681,7 @@ void Clipboard::ParseBookmarkClipboardFormat(const base::string16& bookmark,
 }
 
 // static
-Clipboard::FormatType Clipboard::GetFormatTypeInternal(
+Clipboard::FormatType Clipboard::GetFormatType(
     const std::string& format_string) {
   return FormatType(
       ::RegisterClipboardFormat(base::ASCIIToWide(format_string).c_str()));
@@ -806,7 +806,7 @@ const Clipboard::FormatType& Clipboard::GetWebCustomDataFormatType() {
   CR_DEFINE_STATIC_LOCAL(
       FormatType,
       type,
-      (GetFormatType("Chromium Web Custom MIME Data Format")));
+      (::RegisterClipboardFormat(L"Chromium Web Custom MIME Data Format")));
   return type;
 }
 
@@ -815,7 +815,7 @@ const Clipboard::FormatType& Clipboard::GetPepperCustomDataFormatType() {
   CR_DEFINE_STATIC_LOCAL(
       FormatType,
       type,
-      (GetFormatType("Chromium Pepper MIME Data Format")));
+      (::RegisterClipboardFormat(L"Chromium Pepper MIME Data Format")));
   return type;
 }
 
diff --git a/ui/base/clipboard/scoped_clipboard_writer.cc b/ui/base/clipboard/scoped_clipboard_writer.cc
index 884e5f7..380b8d2 100644
--- a/ui/base/clipboard/scoped_clipboard_writer.cc
+++ b/ui/base/clipboard/scoped_clipboard_writer.cc
@@ -91,10 +91,6 @@ void ScopedClipboardWriter::WriteWebSmartPaste() {
 
 void ScopedClipboardWriter::WritePickledData(
     const Pickle& pickle, const Clipboard::FormatType& format) {
-  // |format| may originate from the renderer, so sanity check it.
-  if (!Clipboard::IsRegisteredFormatType(format))
-    return;
-
   std::string format_string = format.Serialize();
   Clipboard::ObjectMapParam format_parameter(format_string.begin(),
                                              format_string.end());