Convert //cc from scoped_ptr to std::unique_ptr.

cc/test/test_context_provider.h

 // 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.
 
 #ifndef CC_TEST_TEST_CONTEXT_PROVIDER_H_
 #define CC_TEST_TEST_CONTEXT_PROVIDER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/callback.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/synchronization/lock.h"
 #include "base/threading/thread_checker.h"
 #include "cc/output/context_provider.h"
 #include "cc/test/test_context_support.h"
 #include "gpu/command_buffer/client/gles2_interface_stub.h"
 #include "skia/ext/refptr.h"
 
 namespace cc {
 class TestWebGraphicsContext3D;
 class TestGLES2Interface;
 
 class TestContextProvider : public ContextProvider {
  public:
-  typedef base::Callback<scoped_ptr<TestWebGraphicsContext3D>(void)>
-    CreateCallback;
+  typedef base::Callback<std::unique_ptr<TestWebGraphicsContext3D>(void)>
+      CreateCallback;
 
   static scoped_refptr<TestContextProvider> Create();
   // Creates a worker context provider that can be used on any thread. This is
   // equivalent to: Create(); BindToCurrentThread(); SetupLock().
   static scoped_refptr<TestContextProvider> CreateWorker();
   static scoped_refptr<TestContextProvider> Create(
-      scoped_ptr<TestWebGraphicsContext3D> context);
+      std::unique_ptr<TestWebGraphicsContext3D> context);
 
   bool BindToCurrentThread() override;
   void DetachFromThread() override;
   Capabilities ContextCapabilities() override;
   gpu::gles2::GLES2Interface* ContextGL() override;
   gpu::ContextSupport* ContextSupport() override;
   class GrContext* GrContext() override;
   void InvalidateGrContext(uint32_t state) override;
   void SetupLock() override;
   base::Lock* GetLock() override;
   void DeleteCachedResources() override;
   void SetLostContextCallback(const LostContextCallback& cb) override;
 
   TestWebGraphicsContext3D* TestContext3d();
 
   // This returns the TestWebGraphicsContext3D but is valid to call
   // before the context is bound to a thread. This is needed to set up
   // state on the test context before binding. Don't call
   // InitializeOnCurrentThread on the context returned from this method.
   TestWebGraphicsContext3D* UnboundTestContext3d();
 
   TestContextSupport* support() { return &support_; }
 
   void SetMaxTransferBufferUsageBytes(size_t max_transfer_buffer_usage_bytes);
 
  protected:
-  explicit TestContextProvider(scoped_ptr<TestWebGraphicsContext3D> context);
+  explicit TestContextProvider(
+      std::unique_ptr<TestWebGraphicsContext3D> context);
   ~TestContextProvider() override;
 
  private:
   void OnLostContext();
 
   TestContextSupport support_;
 
-  scoped_ptr<TestWebGraphicsContext3D> context3d_;
-  scoped_ptr<TestGLES2Interface> context_gl_;
+  std::unique_ptr<TestWebGraphicsContext3D> context3d_;
+  std::unique_ptr<TestGLES2Interface> context_gl_;
   bool bound_;
 
   base::ThreadChecker main_thread_checker_;
   base::ThreadChecker context_thread_checker_;
 
   base::Lock context_lock_;
 
   LostContextCallback lost_context_callback_;
   skia::RefPtr<class GrContext> gr_context_;
 
   base::WeakPtrFactory<TestContextProvider> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TestContextProvider);
 };
 
 }  // namespace cc
 
 #endif  // CC_TEST_TEST_CONTEXT_PROVIDER_H_