Add automation call to wait for multiple navigations.

chrome/test/automation/automation_messages_internal.h

 // Copyright (c) 2006-2008 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.
 
 // Defines the IPC messages used by the automation interface.
 
 // This header is meant to be included in multiple passes, hence no traditional
 // header guard.
 // See ipc_message_macros.h for explanation of the macros and passes.
 
@@ skipping 64 matching lines @@
   // string, and the second parameter is the cookie name and value to be set.
   // The return value is a non-negative value on success.
   IPC_SYNC_MESSAGE_ROUTED3_1(AutomationMsg_SetCookie, GURL, std::string,
                              int, int)
 
   // This message notifies the AutomationProvider to navigate to a specified
   // url in the tab with given handle. The first parameter is the handle to
   // the tab resource. The second parameter is the target url.  The return
   // value contains a status code which is nonnegative on success.
   // See AutomationMsg_NavigationResponseValues for the return value.
+  // TODO(phajdan.jr): Remove when the reference build gets updated.
   IPC_SYNC_MESSAGE_ROUTED2_1(AutomationMsg_NavigateToURL, int, GURL,
                              AutomationMsg_NavigationResponseValues)
 
   // This message is used to implement the asynchronous version of
   // NavigateToURL.
   IPC_SYNC_MESSAGE_ROUTED2_1(AutomationMsg_NavigationAsync,
                              int /* tab handle */,
                              GURL,
                              bool /* result */)
 
@@ skipping 906 matching lines @@
                       gfx::NativeWindow  /* Tab container window */,
                       gfx::NativeWindow  /* Tab window */,
                       int /* disposition */)
 
 #if defined(OS_LINUX) || defined(OS_MACOSX)
   // See previous definition of this message for explanation of why it is
   // defined twice.
   IPC_MESSAGE_ROUTED3(AutomationMsg_WindowClick, int, gfx::Point, int)
 #endif
 
+  // This message notifies the AutomationProvider to navigate to a specified
+  // url in the tab with given handle. The first parameter is the handle to
+  // the tab resource. The second parameter is the target url.  The third
+  // parameter is the number of navigations that are required for a successful
+  // return value. See AutomationMsg_NavigationResponseValues for the return
+  // value.
+  IPC_SYNC_MESSAGE_ROUTED3_1(
+      AutomationMsg_NavigateToURLBlockUntilNavigationsComplete, int, GURL, int,
+      AutomationMsg_NavigationResponseValues)
+
 IPC_END_MESSAGES(Automation)