gpu: Remove Create/DeleteImage IPC by adding an X11_PIXMAP_BUFFER GpuMemoryBuffer type.

gpu/command_buffer/service/gles2_cmd_decoder.h

Index: gpu/command_buffer/service/gles2_cmd_decoder.h
diff --git a/gpu/command_buffer/service/gles2_cmd_decoder.h b/gpu/command_buffer/service/gles2_cmd_decoder.h
index 025eefab3a0f605696e572174c0defc8418b5b1c..5c94b93adeac9a677e8a1f8a371da6895968718c 100644
--- a/gpu/command_buffer/service/gles2_cmd_decoder.h
+++ b/gpu/command_buffer/service/gles2_cmd_decoder.h
@@ -35,6 +35,7 @@ namespace gles2 {
 class ContextGroup;
 class ErrorState;
 class GLES2Util;
+class ImageManager;
 class Logger;
 class QueryManager;
 class VertexArrayManager;
@@ -166,6 +167,9 @@ class GPU_EXPORT GLES2Decoder : public base::SupportsWeakPtr<GLES2Decoder>,
   // Gets the VertexArrayManager for this context.
   virtual VertexArrayManager* GetVertexArrayManager() = 0;
 
+  // Gets the ImageManager for this context.
+  virtual ImageManager* GetImageManager() = 0;
+
   // Process any pending queries. Returns false if there are no pending queries.
   virtual bool ProcessPendingQueries() = 0;