cc: Remove use of PassAs() and constructor-casting with scoped_ptr.

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 87 matching lines @@
 void FakeOutputSurface::OnBeginFrame() {
   client_->BeginFrame(CreateBeginFrameArgsForTesting());
 }
 
 
 bool FakeOutputSurface::BindToClient(OutputSurfaceClient* client) {
   if (OutputSurface::BindToClient(client)) {
     client_ = client;
     if (memory_policy_to_set_at_bind_) {
       client_->SetMemoryPolicy(*memory_policy_to_set_at_bind_.get());
-      memory_policy_to_set_at_bind_.reset();
+      memory_policy_to_set_at_bind_ = nullptr;
     }
     return true;
   } else {
     return false;
   }
 }
 
 void FakeOutputSurface::SetTreeActivationCallback(
     const base::Closure& callback) {
   DCHECK(client_);
@@ skipping 16 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