Add SetImageData api to chrome.clipboard.

extensions/browser/extensions_browser_client.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 EXTENSIONS_BROWSER_EXTENSIONS_BROWSER_CLIENT_H_
 #define EXTENSIONS_BROWSER_EXTENSIONS_BROWSER_CLIENT_H_
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/memory/ref_counted.h"
 #include "build/build_config.h"
 #include "content/public/browser/bluetooth_chooser.h"
 #include "extensions/browser/extension_event_histogram_value.h"
 #include "extensions/browser/extension_prefs_observer.h"
+#include "extensions/common/api/clipboard.h"
 #include "extensions/common/view_type.h"
 
 class ExtensionFunctionRegistry;
 class PrefService;
 
 namespace base {
 class CommandLine;
 class FilePath;
 class ListValue;
 }
@@ skipping 73 matching lines @@
   // Returns the original "recording" context. This method returns |context| if
   // |context| is not incognito.
   virtual content::BrowserContext* GetOriginalContext(
       content::BrowserContext* context) = 0;
 
 #if defined(OS_CHROMEOS)
   // Returns a user id hash from |context| or an empty string if no hash could
   // be extracted.
   virtual std::string GetUserIdHashFromContext(
       content::BrowserContext* context) = 0;
+
+  typedef base::Callback<void(const std::string&)> ErrorCallback;

[Devlin, 2016/12/16 02:26:16]

prefer "using" syntax in new code.  That said, for this, it might not be worth
the alias.

[jennyz, 2016/12/19 07:01:36]

Done.

+  // Saves image data on clipboard.
+  virtual void SaveImageDataToClipboard(
+      const std::vector<char>& image_data,
+      api::clipboard::ImageType type,
+      const base::Closure& success_callback,
+      const ErrorCallback& error_callback) = 0;
 #endif
 
   // Returns true if |context| corresponds to a guest session.
   virtual bool IsGuestSession(content::BrowserContext* context) const = 0;
 
   // Returns true if |extension_id| can run in an incognito window.
   virtual bool IsExtensionIncognitoEnabled(
       const std::string& extension_id,
       content::BrowserContext* context) const = 0;
 
@@ skipping 146 matching lines @@
   // Returns the single instance of |this|.
   static ExtensionsBrowserClient* Get();
 
   // Initialize the single instance.
   static void Set(ExtensionsBrowserClient* client);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_EXTENSIONS_BROWSER_CLIENT_H_