Send screenshots back to the client for debugging

chrome/test/automation/tab_proxy.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/automation/tab_proxy.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/string16.h"
 #include "base/threading/platform_thread.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/common/automation_messages.h"
 #include "chrome/common/json_value_serializer.h"
+#include "chrome/test/automation/automation_json_requests.h"
 #include "chrome/test/automation/automation_proxy.h"
 #include "chrome/test/automation/browser_proxy.h"
 #include "googleurl/src/gurl.h"
 
 TabProxy::TabProxy(AutomationMessageSender* sender,
                    AutomationHandleTracker* tracker,
                    int handle)
     : AutomationResourceProxy(tracker, sender, handle) {
 }
 
@@ skipping 714 matching lines @@
 
   bool succeeded = false;
   sender_->Send(new AutomationMsg_LoadBlockedPlugins(handle_, &succeeded));
   return succeeded;
 }
 
 bool TabProxy::CaptureEntirePageAsPNG(const FilePath& path) {
   if (!is_valid())
     return false;
 
-  bool succeeded = false;
-  sender_->Send(new AutomationMsg_CaptureEntirePageAsPNG(handle_, path,
-                                                         &succeeded));
-  return succeeded;
+  int browser_index, tab_index;
+  if (!SendGetIndicesFromTabHandleJSONRequest(
+         sender_, handle_, &browser_index, &tab_index)) {
+    return false;
+  }
+
+  return SendCaptureEntirePageJSONRequest(sender_, browser_index,
+                                          tab_index, path);
 }
 
 #if defined(OS_WIN)
 void TabProxy::Reposition(HWND window, HWND window_insert_after, int left,
                           int top, int width, int height, int flags,
                           HWND parent_window) {
   Reposition_Params params = {0};
   params.window = window;
   params.window_insert_after = window_insert_after;
   params.left = left;
@@ skipping 90 matching lines @@
                                                       json));
 }
 
 void TabProxy::FirstObjectAdded() {
   AddRef();
 }
 
 void TabProxy::LastObjectRemoved() {
   Release();
 }