aura: Remove CreateOffscreenContext from ui::ContextFactory.

cc/test/fake_layer_tree_host_client.cc

 // Copyright 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 "cc/test/fake_layer_tree_host_client.h"
 
 #include "cc/output/context_provider.h"
+#include "cc/test/fake_output_surface.h"
 #include "cc/test/test_web_graphics_context_3d.h"
 
 namespace cc {
 
 FakeLayerTreeHostClient::FakeLayerTreeHostClient(RendererOptions options)
     : use_software_rendering_(options == DIRECT_SOFTWARE ||
                               options == DELEGATED_SOFTWARE),
       use_delegating_renderer_(options == DELEGATED_3D ||
                                options == DELEGATED_SOFTWARE) {}
 
@@ skipping 14 matching lines @@
   if (use_delegating_renderer_)
     return FakeOutputSurface::CreateDelegating3d().PassAs<OutputSurface>();
 
   return CreateFakeOutputSurface();
 }
 
 scoped_refptr<cc::ContextProvider> FakeLayerTreeHostClient::
     OffscreenContextProviderForMainThread() {
   if (!main_thread_contexts_.get() ||
       main_thread_contexts_->DestroyedOnMainThread()) {
-    main_thread_contexts_ = FakeContextProvider::Create();
+    main_thread_contexts_ = FakeContextProvider::Create(
+        TestWebGraphicsContext3D::CreateBaseFactory());
     if (!main_thread_contexts_->BindToCurrentThread())
       main_thread_contexts_ = NULL;
   }
   return main_thread_contexts_;
 }
 
 scoped_refptr<cc::ContextProvider> FakeLayerTreeHostClient::
     OffscreenContextProviderForCompositorThread() {
   if (!compositor_thread_contexts_.get() ||
       compositor_thread_contexts_->DestroyedOnMainThread())
-    compositor_thread_contexts_ = FakeContextProvider::Create();
+    compositor_thread_contexts_ = FakeContextProvider::Create(
+        TestWebGraphicsContext3D::CreateBaseFactory());
   return compositor_thread_contexts_;
 }
 
 }  // namespace cc