Index: third_party/WebKit/Source/platform/graphics/TextureHolder.h |
diff --git a/third_party/WebKit/Source/platform/graphics/TextureHolder.h b/third_party/WebKit/Source/platform/graphics/TextureHolder.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..5bd240c1ad626cee4fce92d74963e909bb6505bb |
--- /dev/null |
+++ b/third_party/WebKit/Source/platform/graphics/TextureHolder.h |
@@ -0,0 +1,55 @@ |
+// 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 TextureHolder_h |
+#define TextureHolder_h |
+ |
+#include "gpu/command_buffer/common/mailbox.h" |
+#include "gpu/command_buffer/common/sync_token.h" |
+#include "platform/PlatformExport.h" |
+#include "platform/geometry/IntSize.h" |
+#include "platform/graphics/Image.h" |
+#include "public/platform/WebTaskRunner.h" |
+#include "third_party/skia/include/core/SkImage.h" |
+#include "third_party/skia/include/core/SkRefCnt.h" |
+ |
+namespace blink { |
+ |
+class PLATFORM_EXPORT TextureHolder { |
+ public: |
+ virtual ~TextureHolder() {} |
+ |
+ // Methods overrided by all sub-classes |
+ virtual bool isSkiaTextureHolder() = 0; |
+ virtual bool isMailboxTextureHolder() = 0; |
+ virtual unsigned sharedContextId() = 0; |
+ virtual IntSize size() const = 0; |
+ virtual bool currentFrameKnownToBeOpaque(Image::MetadataMode) = 0; |
+ virtual WebTaskRunner* imageThreadTaskRunner() = 0; |
+ |
+ // Methods overrided by MailboxTextureHolder |
+ virtual gpu::Mailbox mailbox() { |
+ NOTREACHED(); |
+ return gpu::Mailbox(); |
+ } |
+ virtual gpu::SyncToken syncToken() { |
+ NOTREACHED(); |
+ return gpu::SyncToken(); |
+ } |
+ virtual void updateSyncToken(gpu::SyncToken) { NOTREACHED(); } |
+ |
+ // Methods overrided by SkiaTextureHolder |
+ virtual sk_sp<SkImage> skImage() { |
+ NOTREACHED(); |
+ return nullptr; |
+ } |
+ virtual void setSharedContextId(unsigned) { NOTREACHED(); } |
+ virtual void setImageThreadTaskRunner(std::unique_ptr<WebTaskRunner>) { |
+ NOTREACHED(); |
+ } |
+}; |
+ |
+} // namespace blink |
+ |
+#endif // TextureHolder_h |