Revert "Delete CC."

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 "base/callback.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;
+
+  static scoped_refptr<TestContextProvider> Create();
+  static scoped_refptr<TestContextProvider> Create(
+      scoped_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 SetupLock() override;
+  base::Lock* GetLock() override;
+  bool IsContextLost() override;
+  void VerifyContexts() override;
+  void DeleteCachedResources() override;
+  bool DestroyedOnMainThread() override;
+  void SetLostContextCallback(const LostContextCallback& cb) override;
+  void SetMemoryPolicyChangedCallback(
+      const MemoryPolicyChangedCallback& 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 SetMemoryAllocation(const ManagedMemoryPolicy& policy);
+
+  void SetMaxTransferBufferUsageBytes(size_t max_transfer_buffer_usage_bytes);
+
+ protected:
+  explicit TestContextProvider(scoped_ptr<TestWebGraphicsContext3D> context);
+  ~TestContextProvider() override;
+
+ private:
+  void OnLostContext();
+
+  TestContextSupport support_;
+
+  scoped_ptr<TestWebGraphicsContext3D> context3d_;
+  scoped_ptr<TestGLES2Interface> context_gl_;
+  bool bound_;
+
+  base::ThreadChecker main_thread_checker_;
+  base::ThreadChecker context_thread_checker_;
+
+  base::Lock destroyed_lock_;
+  bool destroyed_;
+
+  base::Lock context_lock_;
+
+  LostContextCallback lost_context_callback_;
+  MemoryPolicyChangedCallback memory_policy_changed_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_
+