cc: Allow DeferredInitialize to use DelegatingRenderer

cc/output/output_surface_unittest.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/output/output_surface.h"
 
 #include "base/test/test_simple_task_runner.h"
 #include "cc/output/managed_memory_policy.h"
 #include "cc/output/output_surface_client.h"
 #include "cc/output/software_output_device.h"
@@ skipping 108 matching lines @@
   FakeOutputSurfaceClient client;
   EXPECT_FALSE(output_surface.BindToClient(&client));
   EXPECT_FALSE(output_surface.HasClient());
 }
 
 class OutputSurfaceTestInitializeNewContext3d : public ::testing::Test {
  public:
   OutputSurfaceTestInitializeNewContext3d()
       : context_provider_(TestContextProvider::Create()),
         output_surface_(
-            scoped_ptr<SoftwareOutputDevice>(new SoftwareOutputDevice)) {}
+            scoped_ptr<SoftwareOutputDevice>(new SoftwareOutputDevice)),
+        client_(&output_surface_) {}
 
  protected:
   void BindOutputSurface() {
     EXPECT_TRUE(output_surface_.BindToClient(&client_));
     EXPECT_TRUE(output_surface_.HasClient());
   }
 
   void InitializeNewContextExpectFail() {
     EXPECT_FALSE(output_surface_.InitializeNewContext3d(context_provider_));
     EXPECT_TRUE(output_surface_.HasClient());
@@ skipping 79 matching lines @@
   EXPECT_EQ(1, software_output_device->ensure_backbuffer_count());
   EXPECT_EQ(0, software_output_device->discard_backbuffer_count());
   output_surface.DiscardBackbuffer();
 
   EXPECT_EQ(1, software_output_device->ensure_backbuffer_count());
   EXPECT_EQ(1, software_output_device->discard_backbuffer_count());
 }
 
 }  // namespace
 }  // namespace cc