cc: Changes to use GL API for GpuMemoryBuffers

cc/debug/fake_web_graphics_context_3d.h

Index: cc/debug/fake_web_graphics_context_3d.h
diff --git a/cc/debug/fake_web_graphics_context_3d.h b/cc/debug/fake_web_graphics_context_3d.h
index e9d46b2093b2cebfac34774c594495e569e6a9b4..c915a9e9b2b941c348f6af8dd2565a1d82bd06b2 100644
--- a/cc/debug/fake_web_graphics_context_3d.h
+++ b/cc/debug/fake_web_graphics_context_3d.h
@@ -592,6 +592,24 @@ class CC_EXPORT FakeWebGraphicsContext3D
   virtual void drawBuffersEXT(WebKit::WGC3Dsizei m,
                               const WebKit::WGC3Denum* bufs) {}
 
+  virtual void bindTexImage2DCHROMIUM(WebKit::WGC3Denum target,
+                                      WebKit::WGC3Dint image_id) {}
+
+  // GL_CHROMIUM_gpu_memory_buffer
+  virtual WebKit::WGC3Duint createImageCHROMIUM(
+      WebKit::WGC3Dsizei width,
+      WebKit::WGC3Dsizei height,
+      WebKit::WGC3Denum internalformat);
+  virtual void destroyImageCHROMIUM(WebKit::WGC3Duint image_id) {}
+  virtual void getImageParameterivCHROMIUM(
+      WebKit::WGC3Duint image_id,
+      WebKit::WGC3Denum pname,
+      WebKit::WGC3Dint* params) {}
+  virtual void* mapImageCHROMIUM(
+      WebKit::WGC3Duint image_id,
+      WebKit::WGC3Denum access);
+  virtual void unmapImageCHROMIUM(WebKit::WGC3Duint image_id) {}
+
  private:
   DISALLOW_COPY_AND_ASSIGN(FakeWebGraphicsContext3D);
 };