Add IsScalingDisabled and PP_PRINTOUTPUTFORMAT_EMF to pepper printing interface.

IsScalingDisabled will let us handle PDFS that don't want to be scaled.
PP_PRINTOUTPUTFORMAT_EMF is to simply the printing flow on Windows.

BUG=67091, 92045, 91880, 92000, 92218, 95905
TEST=NONE

Review URL: http://codereview.chromium.org/8041052

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@103177 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 13 insertions, 1 deletions

diff --git a/ppapi/cpp/dev/printing_dev.cc b/ppapi/cpp/dev/printing_dev.cc
index 93055e7..6c07be9 100644
--- a/ppapi/cpp/dev/printing_dev.cc
+++ b/ppapi/cpp/dev/printing_dev.cc
@@ -49,11 +49,22 @@ void End(PP_Instance instance) {
     static_cast<Printing_Dev*>(object)->PrintEnd();
 }
 
+PP_Bool IsScalingDisabled(PP_Instance instance) {
+  void* object =
+      pp::Instance::GetPerInstanceObject(instance, kPPPPrintingInterface);
+  if (!object)
+    return PP_FALSE;
+  bool return_value =
+      static_cast<Printing_Dev*>(object)->IsPrintScalingDisabled();
+  return PP_FromBool(return_value);
+}
+
 const PPP_Printing_Dev ppp_printing = {
   &QuerySupportedFormats,
   &Begin,
   &PrintPages,
-  &End
+  &End,
+  &IsScalingDisabled
 };
 
 }  // namespace
diff --git a/ppapi/cpp/dev/printing_dev.h b/ppapi/cpp/dev/printing_dev.h
index 80d9fe4..6b8d7d0 100644
--- a/ppapi/cpp/dev/printing_dev.h
+++ b/ppapi/cpp/dev/printing_dev.h
@@ -27,6 +27,7 @@ class Printing_Dev {
   virtual Resource PrintPages(const PP_PrintPageNumberRange_Dev* page_ranges,
                               uint32_t page_range_count) = 0;
   virtual void PrintEnd() = 0;
+  virtual bool IsPrintScalingDisabled() = 0;
 
  private:
   Instance* associated_instance_;