aura: Defer OutputSurface creation until widget is available

content/browser/compositor/software_browser_compositor_output_surface_unittest.cc

 // Copyright 2014 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 "base/thread_task_runner_handle.h"
 #include "cc/output/compositor_frame.h"
 #include "cc/test/fake_output_surface_client.h"
 #include "content/browser/compositor/software_browser_compositor_output_surface.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/compositor/compositor.h"
@@ skipping 73 matching lines @@
 SoftwareBrowserCompositorOutputSurfaceTest::
     ~SoftwareBrowserCompositorOutputSurfaceTest() {}
 
 void SoftwareBrowserCompositorOutputSurfaceTest::SetUp() {
   bool enable_pixel_output = false;
   ui::ContextFactory* context_factory =
       ui::InitializeContextFactoryForTests(enable_pixel_output);
 
   compositor_.reset(
       new ui::Compositor(context_factory, base::ThreadTaskRunnerHandle::Get()));
-  compositor_->SetAcceleratedWidgetAndStartCompositor(
-      gfx::kNullAcceleratedWidget);
+  compositor_->SetAcceleratedWidget(gfx::kNullAcceleratedWidget);
 }
 
 void SoftwareBrowserCompositorOutputSurfaceTest::TearDown() {
   output_surface_.reset();
   compositor_.reset();
   ui::TerminateContextFactoryForTests();
 }
 
 scoped_ptr<content::BrowserCompositorOutputSurface>
 SoftwareBrowserCompositorOutputSurfaceTest::CreateSurface(
@@ skipping 28 matching lines @@
   FakeVSyncProvider* vsync_provider = static_cast<FakeVSyncProvider*>(
       output_surface_->software_device()->GetVSyncProvider());
   EXPECT_EQ(0, vsync_provider->call_count());
 
   cc::CompositorFrame frame;
   output_surface_->SwapBuffers(&frame);
 
   EXPECT_EQ(1, output_surface_client.swap_count());
   EXPECT_EQ(1, vsync_provider->call_count());
 }