Remove WGC3D::isContextLost references from cc

cc/test/test_web_graphics_context_3d.cc

 // Copyright 2013 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 "cc/test/test_web_graphics_context_3d.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/bind.h"
@@ skipping 109 matching lines @@
   reshape_called_ = true;
   width_ = width;
   height_ = height;
   scale_factor_ = scale_factor;
 }
 
 bool TestWebGraphicsContext3D::isContextLost() {
   return context_lost_;
 }
 
-WGC3Denum TestWebGraphicsContext3D::getGraphicsResetStatusARB() {
-  return context_lost_ ? GL_UNKNOWN_CONTEXT_RESET_ARB : GL_NO_ERROR;
-}
-
 WGC3Denum TestWebGraphicsContext3D::checkFramebufferStatus(
     WGC3Denum target) {
   if (context_lost_)
     return GL_FRAMEBUFFER_UNDEFINED_OES;
   return GL_FRAMEBUFFER_COMPLETE;
 }
 
 WebGraphicsContext3D::Attributes
     TestWebGraphicsContext3D::getContextAttributes() {
   return attributes_;
@@ skipping 559 matching lines @@
 
 TestWebGraphicsContext3D::Buffer::Buffer() : target(0), size(0) {}
 
 TestWebGraphicsContext3D::Buffer::~Buffer() {}
 
 TestWebGraphicsContext3D::Image::Image() {}
 
 TestWebGraphicsContext3D::Image::~Image() {}
 
 }  // namespace cc