Add GL_CHROMIUM_get_error_query

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 496 matching lines @@
       GLenum error, const char* function_name, const char* msg);
   virtual void SetResizeCallback(
       const base::Callback<void(gfx::Size)>& callback);
 
   virtual void SetMsgCallback(const MsgCallback& callback);
 
   virtual void SetStreamTextureManager(StreamTextureManager* manager);
   virtual bool GetServiceTextureId(uint32 client_texture_id,
                                    uint32* service_texture_id);
 
+  virtual uint32 GetGLError() OVERRIDE;
+
   // Restores the current state to the user's settings.
   void RestoreCurrentFramebufferBindings();
   void RestoreCurrentRenderbufferBindings();
   void RestoreCurrentTexture2DBindings();
 
   // Sets DEPTH_TEST, STENCIL_TEST and color mask for the current framebuffer.
   void ApplyDirtyState();
 
   // Reapply the texture parameters to the given texture.
   void BindAndApplyTextureParameters(TextureManager::TextureInfo* info);
@@ skipping 642 matching lines @@
   // Wrapper for glUseProgram
   void DoUseProgram(GLuint program);
 
   // Wrapper for glValidateProgram.
   void DoValidateProgram(GLuint program_client_id);
 
   // Gets the number of values that will be returned by glGetXXX. Returns
   // false if pname is unknown.
   bool GetNumValuesReturnedForGLGet(GLenum pname, GLsizei* num_values);
 
-  // Gets the GLError through our wrapper.
-  GLenum GetGLError();
-
   // Gets the GLError and stores it in our wrapper. Effectively
   // this lets us peek at the error without losing it.
   GLenum PeekGLError();
 
   // Copies the real GL errors to the wrapper. This is so we can
   // make sure there are no native GL errors before calling some GL function
   // so that on return we know any error generated was for that specific
   // command.
   void CopyRealGLErrorsToWrapper();
 
@@ skipping 3842 matching lines @@
   if (current_program_) {
     program_manager()->UnuseProgram(shader_manager(), current_program_);
   }
   current_program_ = info;
   glUseProgram(service_id);
   if (current_program_) {
     program_manager()->UseProgram(current_program_);
   }
 }
 
-GLenum GLES2DecoderImpl::GetGLError() {
+uint32 GLES2DecoderImpl::GetGLError() {
   // Check the GL error first, then our wrapped error.
   GLenum error = glGetError();
   if (error == GL_NO_ERROR && error_bits_ != 0) {
     for (uint32 mask = 1; mask != 0; mask = mask << 1) {
       if ((error_bits_ & mask) != 0) {
         error = GLES2Util::GLErrorBitToGLError(mask);
         break;
       }
     }
   }
@@ skipping 4129 matching lines @@
   BindAndApplyTextureParameters(info);
 }
 
 // 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