gpu: Associate all GpuMemoryBuffers with unique IDs.

content/common/android/surface_texture_manager.h

Index: content/common/android/surface_texture_manager.h
diff --git a/content/common/android/surface_texture_manager.h b/content/common/android/surface_texture_manager.h
index 6d4e99c624b7743cf16510ad0916c3636ee8b61f..2ee6402885fb8159d47fd82692c79b9a1363aefc 100644
--- a/content/common/android/surface_texture_manager.h
+++ b/content/common/android/surface_texture_manager.h
@@ -29,8 +29,8 @@ class SurfaceTextureManager {
                                         int client_id) = 0;
 
   // Acquire native widget for surface texture.
-  virtual gfx::AcceleratedWidget AcquireNativeWidget(int surface_texture_id,
-                                                     int client_id) = 0;
+  virtual gfx::AcceleratedWidget AcquireNativeWidget(
+      int surface_texture_id) = 0;
 
  protected:
   virtual ~SurfaceTextureManager() {}