Send screenshots back to the client for debugging

chrome/test/webdriver/automation.cc

 // Copyright (c) 2011 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.
 
 #include "chrome/test/webdriver/automation.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
 
@@ skipping 241 matching lines @@
   dict.SetString("text", key_event.modified_text);
   dict.SetInteger("modifiers", key_event.modifiers);
   dict.SetBoolean("isSystemKey", false);
 
   *success = SendJSONRequest(tab_id, dict, &reply);
   if (!*success) {
     LOG(ERROR) << "Could not send web key event. Reply: " << reply;
   }
 }
 
+void Automation::CaptureEntirePageAsPNG(int tab_id,
+                                        const FilePath& path,
+                                        bool* success) {
+  TabProxy* tab = GetTabById(tab_id);
+  if (!tab) {
+    *success = false;
+    return;
+  }
+
+  *success = tab->CaptureEntirePageAsPNG(path);
+}
+
 void Automation::NavigateToURL(int tab_id,
                                const std::string& url,
                                bool* success) {
   TabProxy* tab = GetTabById(tab_id);
   if (!tab) {
     *success = false;
     return;
   }
   *success = tab->NavigateToURL(GURL(url));
 }
@@ skipping 204 matching lines @@
 
   if (!browser->ActivateTab(tab_index)) {
     LOG(ERROR) << "Could not activate tab";
     return false;
   }
 
   return browser->SendJSONRequest(request, reply);
 }
 
 }  // namespace webdriver