Add SetImageData api to chrome.clipboard.

chrome/browser/extensions/chrome_extensions_browser_client.cc

Index: chrome/browser/extensions/chrome_extensions_browser_client.cc
diff --git a/chrome/browser/extensions/chrome_extensions_browser_client.cc b/chrome/browser/extensions/chrome_extensions_browser_client.cc
index 49bb0a80c6668ca622c8f67c3f73a39ee05078f3..87739b226cf42a0313347cf77ec15715e1a8cee0 100644
--- a/chrome/browser/extensions/chrome_extensions_browser_client.cc
+++ b/chrome/browser/extensions/chrome_extensions_browser_client.cc
@@ -27,6 +27,7 @@
 #include "chrome/browser/extensions/chrome_mojo_service_registration.h"
 #include "chrome/browser/extensions/chrome_process_manager_delegate.h"
 #include "chrome/browser/extensions/chrome_url_request_util.h"
+#include "chrome/browser/extensions/clipboard_extension_helper.h"
 #include "chrome/browser/extensions/error_console/error_console.h"
 #include "chrome/browser/extensions/event_router_forwarder.h"
 #include "chrome/browser/extensions/extension_system_factory.h"
@@ -75,6 +76,7 @@ ChromeExtensionsBrowserClient::ChromeExtensionsBrowserClient() {
   if (GetCurrentChannel() == GetDefaultChannel())
     SetCurrentChannel(chrome::GetChannel());
   resource_manager_.reset(new ChromeComponentExtensionResourceManager());
+  clipboard_extension_helper_.reset(new ClipboardExtensionHelper());
 }
 
 ChromeExtensionsBrowserClient::~ChromeExtensionsBrowserClient() {}
@@ -334,6 +336,15 @@ bool ChromeExtensionsBrowserClient::IsMinBrowserVersionSupported(
   return true;
 }
 
+void ChromeExtensionsBrowserClient::SaveImageDataToClipboard(
+    const std::vector<char>& image_data,
+    const std::string& type,
+    const base::Closure& success_callback,
+    const base::Closure& error_callback) {
+  clipboard_extension_helper_->DecodeAndSaveImageData(
+      image_data, type, success_callback, error_callback);
+}
+
 ExtensionWebContentsObserver*
 ChromeExtensionsBrowserClient::GetExtensionWebContentsObserver(
     content::WebContents* web_contents) {