Implement Chrome Extension TabCapture API.

chrome/browser/extensions/api/tab_capture/tab_capture_api.h

Index: chrome/browser/extensions/api/tab_capture/tab_capture_api.h
diff --git a/chrome/browser/extensions/api/tab_capture/tab_capture_api.h b/chrome/browser/extensions/api/tab_capture/tab_capture_api.h
new file mode 100644
index 0000000000000000000000000000000000000000..909e307626659c5bd0ee4d90d5bfc03c00f3aac6
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+++ b/chrome/browser/extensions/api/tab_capture/tab_capture_api.h
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+// Copyright (c) 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.
+
+// Defines the Chrome Extensions Tab Capture API functions for accessing
+// tab media streams.
+
+#ifndef CHROME_BROWSER_EXTENSIONS_API_TAB_CAPTURE_TAB_CAPTURE_API_H_
+#define CHROME_BROWSER_EXTENSIONS_API_TAB_CAPTURE_TAB_CAPTURE_API_H_
+
+#include "chrome/browser/extensions/api/api_function.h"
+#include "chrome/browser/extensions/api/tab_capture/tab_capture_registry.h"
+#include "chrome/common/extensions/api/tab_capture.h"
+
+namespace extensions {
+
+
+class TabCaptureCaptureFunction : public AsyncApiFunction {
+ public:
+  DECLARE_EXTENSION_FUNCTION_NAME("tabCapture.capture");
+  TabCaptureCaptureFunction();
+
+ protected:
+  virtual ~TabCaptureCaptureFunction();
+
+  // AsyncApiFunction:
+  virtual bool Prepare() OVERRIDE;
+  virtual void Work() OVERRIDE;
+  virtual bool Respond() OVERRIDE;
+
+ private:
+  scoped_ptr<api::tab_capture::Capture::Params> params_;
+  std::string request_key_;
+  TabCaptureRegistry::TabCaptureRequest request_;
+
+  DISALLOW_COPY_AND_ASSIGN(TabCaptureCaptureFunction);
+};
+
+class TabCaptureGetCapturedTabsFunction : public SyncExtensionFunction {
+ public:
+  DECLARE_EXTENSION_FUNCTION_NAME("tabCapture.getCapturedTabs");
+
+ protected:
+  virtual ~TabCaptureGetCapturedTabsFunction() {}
+
+  // ExtensionFunction:
+  virtual bool RunImpl() OVERRIDE;
+};
+
+}  // namespace extensions
+
+#endif  // CHROME_BROWSER_EXTENSIONS_API_TAB_CAPTURE_TAB_CAPTURE_API_H_