Remove the command buffer method glGetImageivCHROMIUM.

gpu/command_buffer/client/gles2_interface_stub_impl_autogen.h

 // Copyright 2014 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 is auto-generated from
 // gpu/command_buffer/build_gles2_cmd_buffer.py
 // It's formatted by clang-format using chromium coding style:
 //    clang-format -i -style=chromium filename
 // DO NOT EDIT!
 
@@ skipping 884 matching lines @@
   return 0;
 }
 void GLES2InterfaceStub::DestroyImageCHROMIUM(GLuint /* image_id */) {}
 GLuint GLES2InterfaceStub::CreateGpuMemoryBufferImageCHROMIUM(
     GLsizei /* width */,
     GLsizei /* height */,
     GLenum /* internalformat */,
     GLenum /* usage */) {
   return 0;
 }
-void GLES2InterfaceStub::GetImageivCHROMIUM(GLuint /* image_id */,
-                                            GLenum /* param */,
-                                            GLint* /* data */) {}
 void GLES2InterfaceStub::DescheduleUntilFinishedCHROMIUM() {}
 void GLES2InterfaceStub::GetTranslatedShaderSourceANGLE(GLuint /* shader */,
                                                         GLsizei /* bufsize */,
                                                         GLsizei* /* length */,
                                                         char* /* source */) {}
 void GLES2InterfaceStub::PostSubBufferCHROMIUM(GLint /* x */,
                                                GLint /* y */,
                                                GLint /* width */,
                                                GLint /* height */) {}
 void GLES2InterfaceStub::CopyTextureCHROMIUM(
@@ skipping 233 matching lines @@
                                                  const char* /* name */) {}
 GLint GLES2InterfaceStub::GetFragDataIndexEXT(GLuint /* program */,
                                               const char* /* name */) {
   return 0;
 }
 void GLES2InterfaceStub::UniformMatrix4fvStreamTextureMatrixCHROMIUM(
     GLint /* location */,
     GLboolean /* transpose */,
     const GLfloat* /* default_value */) {}
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_INTERFACE_STUB_IMPL_AUTOGEN_H_