Add option to use GLContextVirtual in WGC3DIPCBI

ui/compositor/compositor.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 "ui/compositor/compositor.h"
 
 #include <algorithm>
 #include <deque>
 
 #include "base/bind.h"
@@ skipping 233 matching lines @@
   attrs.depth = false;
   attrs.stencil = false;
   attrs.antialias = false;
   attrs.shareResources = true;
   using webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl;
   WebKit::WebGraphicsContext3D* context =
       offscreen ?
       WebGraphicsContext3DInProcessCommandBufferImpl::CreateOffscreenContext(
           attrs) :
       WebGraphicsContext3DInProcessCommandBufferImpl::CreateViewContext(
-          attrs, compositor->widget());
+          attrs, compositor->widget(), false);
   if (!context)
     return NULL;
 
   CommandLine* command_line = CommandLine::ForCurrentProcess();
   if (!offscreen) {
     context->makeContextCurrent();
     gfx::GLContext* gl_context = gfx::GLContext::GetCurrent();
     bool vsync = !command_line->HasSwitch(switches::kDisableGpuVsync);
     gl_context->SetSwapInterval(vsync ? 1 : 0);
     gl_context->ReleaseCurrent(NULL);
@@ skipping 543 matching lines @@
 COMPOSITOR_EXPORT void DisableTestCompositor() {
   ResetImplicitFactory();
   g_test_compositor_enabled = false;
 }
 
 COMPOSITOR_EXPORT bool IsTestCompositorEnabled() {
   return g_test_compositor_enabled;
 }
 
 }  // namespace ui