Fix the logic that limits the number of frames in a page.

Source/web/tests/WebFrameTest.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 7715 matching lines @@
 
 TEST_F(WebFrameTest, OrientationFrameDetach)
 {
     RuntimeEnabledFeatures::setOrientationEventEnabled(true);
     registerMockedHttpURLLoad("orientation-frame-detach.html");
     FrameTestHelpers::WebViewHelper webViewHelper;
     WebViewImpl* webViewImpl = webViewHelper.initializeAndLoad(m_baseURL + "orientation-frame-detach.html", true);
     webViewImpl->mainFrameImpl()->sendOrientationChangeEvent();
 }
 
+TEST_F(WebFrameTest, MaxFramesDetach)
+{
+    registerMockedHttpURLLoad("max-frames-detach.html");
+    FrameTestHelpers::WebViewHelper webViewHelper;
+    WebViewImpl* webViewImpl = webViewHelper.initializeAndLoad(m_baseURL + "max-frames-detach.html", true);
+    webViewImpl->mainFrameImpl()->collectGarbage();
+}
+
 } // namespace blink