Add missing break in switch-case statements in gles2_cmd_decoder

gpu/command_buffer/service/gles2_cmd_decoder.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file contains the GLES2Decoder class.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_H_
 
 #include <string>
@@ skipping 229 matching lines @@
 
   // Sets the callback for fence sync release and wait calls. The wait call
   // returns true if the channel is still scheduled.
   virtual void SetFenceSyncReleaseCallback(
       const FenceSyncReleaseCallback& callback) = 0;
   virtual void SetWaitFenceSyncCallback(
       const WaitFenceSyncCallback& callback) = 0;
 
   virtual void WaitForReadPixels(base::Closure callback) = 0;
   virtual uint32 GetTextureUploadCount() = 0;
+  virtual uint32 GetBackbufferClearBits() { return 0; }

[Sami, 2015/11/04 11:55:52]

Please add the "ForTest" suffix for these to make it clearer that these are
test-only. Could also move them next to the existing test methods.

Also I think I'd combine these into  a single
GetAndClearBackbufferClearBitsForTest() method.

[RaviKasibhatla, 2015/11/04 14:59:40]

Done.

+  virtual void ClearBackbufferClearBits() {}
   virtual base::TimeDelta GetTotalTextureUploadTime() = 0;
   virtual base::TimeDelta GetTotalProcessingCommandsTime() = 0;
   virtual void AddProcessingCommandsTime(base::TimeDelta) = 0;
 
   // Returns true if the context was lost either by GL_ARB_robustness, forced
   // context loss or command buffer parse error.
   virtual bool WasContextLost() const = 0;
 
   // Returns true if the context was lost specifically by GL_ARB_robustness.
   virtual bool WasContextLostByRobustnessExtension() const = 0;
@@ skipping 17 matching lines @@
   bool log_commands_;
   bool unsafe_es3_apis_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(GLES2Decoder);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_H_