Added an automation IPC to set the parent of a window.

chrome/browser/automation/automation_provider.cc

 // Copyright (c) 2006-2009 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/browser/automation/automation_provider.h"
 
 #include "base/message_loop.h"
 #include "base/path_service.h"
 #include "base/string_util.h"
 #include "base/thread.h"
@@ skipping 2753 matching lines @@
   unsigned long process_id = 0;
   unsigned long thread_id = 0;
 
   thread_id = GetWindowThreadProcessId(params.window, &process_id);
 
   if (thread_id != GetCurrentThreadId()) {
     NOTREACHED();
     return;
   }
 
+  if (params.set_parent) {
+    if (IsWindow(params.parent_window)) {
+      if (!SetParent(params.window, params.parent_window))
+        DLOG(WARNING) << "SetParent failed. Error 0x%x" << GetLastError();
+    }
+  }
+
   SetWindowPos(params.window, params.window_insert_after, params.left,
                params.top, params.width, params.height, params.flags);
 }
+
 #endif  // defined(OS_WIN)