Add initial GpuMemoryBufferSurfaceTexture implementation.

content/browser/renderer_host/compositor_impl_android.h

Index: content/browser/renderer_host/compositor_impl_android.h
diff --git a/content/browser/renderer_host/compositor_impl_android.h b/content/browser/renderer_host/compositor_impl_android.h
index 15a16b34d1d2c4d9ba1182c9803febc468d24f8c..56292efbda342fa7eb9d93e8baf74c785124acbe 100644
--- a/content/browser/renderer_host/compositor_impl_android.h
+++ b/content/browser/renderer_host/compositor_impl_android.h
@@ -5,6 +5,7 @@
 #ifndef CONTENT_BROWSER_RENDERER_HOST_COMPOSITOR_IMPL_ANDROID_H_
 #define CONTENT_BROWSER_RENDERER_HOST_COMPOSITOR_IMPL_ANDROID_H_
 
+#include "base/android/scoped_java_ref.h"
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/containers/scoped_ptr_hash_map.h"
@@ -47,7 +48,19 @@ class CONTENT_EXPORT CompositorImpl
   static bool IsInitialized();
 
   // Returns the Java Surface object for a given view surface id.
-  static jobject GetSurface(int surface_id);
+  static base::android::ScopedJavaLocalRef<jobject> GetSurface(int surface_id);
+
+  // Returns the Java Surface object for a given surface texture id.
+  static base::android::ScopedJavaLocalRef<jobject> GetSurfaceTextureSurface(
+      int surface_texture_id,
+      int child_process_id);
+
+  // Creates a surface texture and returns a surface texture id. Returns -1 on
+  // failure.
+  static int CreateSurfaceTexture(int child_process_id);
+
+  // Destroy all surface textures associated with |child_process_id|.
+  static void DestroyAllSurfaceTextures(int child_process_id);
 
   // Compositor implementation.
   virtual void SetRootLayer(scoped_refptr<cc::Layer> root) OVERRIDE;