(not for commit) Create 2nd ContextProvider for Ganesh rasterization.

cc/test/fake_output_surface.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_output_surface.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "cc/output/compositor_frame_ack.h"
 #include "cc/output/output_surface_client.h"
@@ skipping 28 matching lines @@
   if (delegated_rendering) {
     capabilities_.delegated_rendering = true;
     capabilities_.max_frames_pending = 1;
   }
 }
 
 FakeOutputSurface::FakeOutputSurface(
     scoped_refptr<ContextProvider> context_provider,
     scoped_ptr<SoftwareOutputDevice> software_device,
     bool delegated_rendering)
-    : OutputSurface(context_provider, software_device.Pass()),
+    : OutputSurface(context_provider,
+                    scoped_refptr<ContextProvider>(),
+                    software_device.Pass()),
       client_(NULL),
       num_sent_frames_(0),
       has_external_stencil_test_(false),
       framebuffer_(0) {
   if (delegated_rendering) {
     capabilities_.delegated_rendering = true;
     capabilities_.max_frames_pending = 1;
   }
 }
 
@@ skipping 64 matching lines @@
 bool FakeOutputSurface::HasExternalStencilTest() const {
   return has_external_stencil_test_;
 }
 
 void FakeOutputSurface::SetMemoryPolicyToSetAtBind(
     scoped_ptr<ManagedMemoryPolicy> memory_policy_to_set_at_bind) {
   memory_policy_to_set_at_bind_.swap(memory_policy_to_set_at_bind);
 }
 
 }  // namespace cc