Send screenshots back to the client for debugging

chrome/test/automation/automation_json_requests.h

 // 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.
 
 #ifndef CHROME_TEST_AUTOMATION_AUTOMATION_JSON_REQUESTS_H_
 #define CHROME_TEST_AUTOMATION_AUTOMATION_JSON_REQUESTS_H_
 #pragma once
 
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "chrome/common/automation_constants.h"
 #include "ui/base/keycodes/keyboard_codes.h"
 
 class AutomationMessageSender;
+class FilePath;
 class GURL;
 class DictionaryValue;
 class ListValue;
 class Value;
 
 struct WebKeyEvent {
   WebKeyEvent(automation::KeyEventTypes type,
               ui::KeyboardCode key_code,
               const std::string& unmodified_text,
               const std::string& modified_text,
@@ skipping 66 matching lines @@
     int browser_index,
     int tab_index) WARN_UNUSED_RESULT;
 
 // Requests the specified tab to reload. Waits for the load to complete.
 // Returns true on success.
 bool SendReloadJSONRequest(
     AutomationMessageSender* sender,
     int browser_index,
     int tab_index) WARN_UNUSED_RESULT;
 
+// Requests a snapshot of the entire page to be saved to the given path
+// in PNG format.
+// Returns true on success.
+bool SendCaptureEntirePageJSONRequest(
+    AutomationMessageSender* sender,
+    int browser_index,
+    int tab_index,
+    const FilePath& path) WARN_UNUSED_RESULT;
+
 // Requests the url of the specified tab. Returns true on success.
 bool SendGetTabURLJSONRequest(
     AutomationMessageSender* sender,
     int browser_index,
     int tab_index,
     std::string* url) WARN_UNUSED_RESULT;
 
 // Requests the title of the specified tab. Returns true on success.
 bool SendGetTabTitleJSONRequest(
     AutomationMessageSender* sender,
@@ skipping 105 matching lines @@
     AutomationMessageSender* sender,
     int browser_index,
     int tab_index,
     const WebKeyEvent& key_event) WARN_UNUSED_RESULT;
 
 // Requests to wait for all tabs to stop loading. Returns true on success.
 bool SendWaitForAllTabsToStopLoadingJSONRequest(
     AutomationMessageSender* sender) WARN_UNUSED_RESULT;
 
 #endif  // CHROME_TEST_AUTOMATION_AUTOMATION_JSON_REQUESTS_H_