Use TimeDelta for Chrome Frame test's TimedMsgLoop.

chrome_frame/test/mock_ie_event_sink_test.h

 // Copyright (c) 2012 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_FRAME_TEST_MOCK_IE_EVENT_SINK_TEST_H_
 #define CHROME_FRAME_TEST_MOCK_IE_EVENT_SINK_TEST_H_
 
 #include <atlbase.h>
 #include <atlcom.h>
 #include <string>
@@ skipping 274 matching lines @@
     // is destroyed.
     ie_mock_.Detach();
   }
 
   // Launches IE as a COM server and sets |ie_mock_| as the event sink, then
   // navigates to the given url. Then the timed message loop is run until
   // |ie_mock_| receives OnQuit or the timeout is exceeded.
   void LaunchIEAndNavigate(const std::wstring& url);
 
   // Same as above but allows the timeout to be specified.
-  void LaunchIENavigateAndLoop(const std::wstring& url, int timeout);
+  void LaunchIENavigateAndLoop(const std::wstring& url,
+                               base::TimeDelta timeout);
 
   // Returns the url for the test file given. |relative_path| should be
   // relative to the test data directory.
   std::wstring GetTestUrl(const std::wstring& relative_path);
 
   // Returns the absolute FilePath for the test file given. |relative_path|
   // should be relative to the test data directory.
   FilePath GetTestFilePath(const std::wstring& relative_path);
 
   // Returns the url for an html page just containing some text. Iff |use_cf|
@@ skipping 52 matching lines @@
   testing::StrictMock<MockIEEventSink> ie_mock_;
   testing::StrictMock<MockWebServer> server_mock_;
   scoped_refptr<HungCOMCallDetector> hung_call_detector_;
  private:
   DISALLOW_COPY_AND_ASSIGN(MockIEEventSinkTest);
 };
 
 }  // namespace chrome_frame_test
 
 #endif  // CHROME_FRAME_TEST_MOCK_IE_EVENT_SINK_TEST_H_