Refactor AcceleratedStaticBitmapImage

third_party/WebKit/Source/platform/graphics/WebGraphicsContext3DProviderWrapper.h

Index: third_party/WebKit/Source/platform/graphics/WebGraphicsContext3DProviderWrapper.h
diff --git a/third_party/WebKit/Source/platform/graphics/WebGraphicsContext3DProviderWrapper.h b/third_party/WebKit/Source/platform/graphics/WebGraphicsContext3DProviderWrapper.h
new file mode 100644
index 0000000000000000000000000000000000000000..4fb97d725109f1ea0b8a9f48be4eb2b7b8053193
--- /dev/null
+++ b/third_party/WebKit/Source/platform/graphics/WebGraphicsContext3DProviderWrapper.h
@@ -0,0 +1,32 @@
+// Copyright 2016 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 WebGraphicsContext3DProviderWrapper_h
+#define WebGraphicsContext3DProviderWrapper_h
+
+#include "public/platform/WebGraphicsContext3DProvider.h"
+#include "wtf/WeakPtr.h"
+
+namespace blink {
+
+class PLATFORM_EXPORT WebGraphicsContext3DProviderWrapper {
+ public:
+  WebGraphicsContext3DProviderWrapper(
+      std::unique_ptr<WebGraphicsContext3DProvider> provider)
+      : m_contextProvider(std::move(provider)), m_weakPtrFactory(this) {}
+  WeakPtr<WebGraphicsContext3DProviderWrapper> createWeakPtr() {
+    return m_weakPtrFactory.createWeakPtr();
+  }
+  WebGraphicsContext3DProvider* contextProvider() {
+    return m_contextProvider.get();
+  }
+
+ private:
+  std::unique_ptr<WebGraphicsContext3DProvider> m_contextProvider;
+  WeakPtrFactory<WebGraphicsContext3DProviderWrapper> m_weakPtrFactory;
+};
+
+}  // namespace blink
+
+#endif  // WebGraphicsContext3DProviderWrapper_h