Restore old title in WebViewPlugin only when loading the plugin.

BUG=72437
TEST=see bug for manual test

Review URL: http://codereview.chromium.org/6476006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@74428 0039d316-1c4b-4281-b951-d872f2087c98
void BlockedPlugin::BindWebFrame(WebFrame* frame) {
  BindToJavascript(frame, "plugin");
  BindMethod("load", &BlockedPlugin::Load);
  BindMethod("hide", &BlockedPlugin::Hide);
}

void BlockedPlugin::BindWebFrame(WebFrame* frame) {
  BindToJavascript(frame, "plugin");
  BindMethod("load", &BlockedPlugin::Load);
  BindMethod("hide", &BlockedPlugin::Hide);
}
