Added SetLayerTransform to PPAPI

content/renderer/pepper/pepper_graphics_2d_host.h

Index: content/renderer/pepper/pepper_graphics_2d_host.h
diff --git a/content/renderer/pepper/pepper_graphics_2d_host.h b/content/renderer/pepper/pepper_graphics_2d_host.h
index 03b97e7eb8f4c9676043c57cbc70f32319a3db13..7f10d64ba7d7ee46dbc42f51927e7fd73f7ab50a 100644
--- a/content/renderer/pepper/pepper_graphics_2d_host.h
+++ b/content/renderer/pepper/pepper_graphics_2d_host.h
@@ -18,6 +18,7 @@
 #include "ppapi/host/resource_host.h"
 #include "third_party/WebKit/public/platform/WebCanvas.h"
 #include "ui/gfx/geometry/point.h"
+#include "ui/gfx/geometry/point_f.h"
 #include "ui/gfx/geometry/size.h"
 
 namespace cc {
@@ -86,6 +87,7 @@ class CONTENT_EXPORT PepperGraphics2DHost
 
   void SetScale(float scale);
   float GetScale() const;
+  void SetLayerTransform(float Scale, const PP_Point& Transform);

[piman, 2016/04/15 19:24:39]

nit: lowercase |scale|, |transform| per style.

[alessandroa, 2016/04/21 15:39:22]

Done.

   bool IsAlwaysOpaque() const;
   PPB_ImageData_Impl* ImageData();
   gfx::Size Size() const;
@@ -116,12 +118,15 @@ class CONTENT_EXPORT PepperGraphics2DHost
   int32_t OnHostMsgFlush(ppapi::host::HostMessageContext* context);
   int32_t OnHostMsgSetScale(ppapi::host::HostMessageContext* context,
                             float scale);
+  int32_t OnHostMsgSetLayerTransform(ppapi::host::HostMessageContext* context,
+                                     float Scale,
+                                     const PP_FloatPoint& Transform);
   int32_t OnHostMsgReadImageData(ppapi::host::HostMessageContext* context,
                                  PP_Resource image,
                                  const PP_Point& top_left);
 
   // If |old_image_data| is not NULL, a previous used ImageData object will be
-  // reused.  This is used by ReplaceContents.
+  // reused.  Tis is used by ReplaceContents.
   int32_t Flush(PP_Resource* old_image_data);
 
   // Called internally to execute the different queued commands. The
@@ -129,6 +134,7 @@ class CONTENT_EXPORT PepperGraphics2DHost
   // rect argument will be filled by each function with the area affected by
   // the update that requires invalidation. If there were no pixels changed,
   // this rect can be untouched.
+  void ExecuteTransform(const float& scale, const gfx::PointF& translate);
   void ExecutePaintImageData(PPB_ImageData_Impl* image,
                              int x,
                              int y,