Plumb ScheduleOverlayPlane into the GPU process.

gpu/command_buffer/service/gles2_cmd_decoder.cc

 // 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.
 
 #include "gpu/command_buffer/service/gles2_cmd_decoder.h"
 
 #include <stdio.h>
 
 #include <algorithm>
 #include <list>
@@ skipping 7508 matching lines @@
         is_offscreen ? offscreen_size_ : surface_->GetSize());
   }
   if (surface_->PostSubBuffer(c.x, c.y, c.width, c.height)) {
     return error::kNoError;
   } else {
     LOG(ERROR) << "Context lost because PostSubBuffer failed.";
     return error::kLostContext;
   }
 }
 
+error::Error GLES2DecoderImpl::HandleScheduleOverlayPlaneCHROMIUM(
+    uint32 immediate_data_size,
+    const cmds::ScheduleOverlayPlaneCHROMIUM& c) {
+  NOTREACHED() << "Overlay supported isn't finished.";

[piman, 2014/04/02 20:09:38]

nit: NOTIMPLEMENTED. It can be reached, with a buggy or malicious client.

+  return error::kGenericError;

[piman, 2014/04/02 20:09:38]

Rather than generating a command buffer error, which will lose the context, can
you raise GL_INVALID_OPERATION? (use LOCAL_SET_GL_ERROR).

+}
+
 error::Error GLES2DecoderImpl::GetAttribLocationHelper(
     GLuint client_id, uint32 location_shm_id, uint32 location_shm_offset,
     const std::string& name_str) {
   if (!StringIsValidForGLES(name_str.c_str())) {
     LOCAL_SET_GL_ERROR(
         GL_INVALID_VALUE, "glGetAttribLocation", "Invalid character");
     return error::kNoError;
   }
   Program* program = GetProgramInfoNotShader(
       client_id, "glGetAttribLocation");
@@ skipping 3120 matching lines @@
   DoDidUseTexImageIfNeeded(texture, texture->target());
 }
 
 // Include the auto-generated part of this file. We split this because it means
 // we can easily edit the non-auto generated parts right here in this file
 // instead of having to edit some template or the code generator.
 #include "gpu/command_buffer/service/gles2_cmd_decoder_autogen.h"
 
 }  // namespace gles2
 }  // namespace gpu