browser: Abstract message box dialog functions into its own header file.

chrome/browser/extensions/extension_error_reporter.cc

-// Copyright (c) 2006-2009 The Chromium Authors. All rights reserved.
+// 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/browser/extensions/extension_error_reporter.h"
 
 #include "build/build_config.h"
 
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
-#include "chrome/browser/platform_util.h"
+#include "chrome/browser/simple_message_box.h"
 
 // No AddRef required when using ExtensionErrorReporter with RunnableMethod.
 // This is okay since the ExtensionErrorReporter is a singleton that lives until
 // the end of the process.
 DISABLE_RUNNABLE_METHOD_REFCOUNT(ExtensionErrorReporter);
 
 ExtensionErrorReporter* ExtensionErrorReporter::instance_ = NULL;
 
 // static
 void ExtensionErrorReporter::Init(bool enable_noisy_errors) {
@@ skipping 25 matching lines @@
     return;
   }
 
   errors_.push_back(message);
 
   // TODO(aa): Print the error message out somewhere better. I think we are
   // going to need some sort of 'extension inspector'.
   LOG(ERROR) << "Extension error: " << message;
 
   if (enable_noisy_errors_ && be_noisy) {
-    platform_util::SimpleErrorBox(NULL,
-                                  UTF8ToUTF16("Extension error"),
-                                  UTF8ToUTF16(message));
+    browser::ShowErrorBox(NULL,
+                          UTF8ToUTF16("Extension error"),
+                          UTF8ToUTF16(message));
   }
 }
 
 const std::vector<std::string>* ExtensionErrorReporter::GetErrors() {
   return &errors_;
 }
 
 void ExtensionErrorReporter::ClearErrors() {
   errors_.clear();
 }