Cleanup: Move code common in ChromeClient JavaScript dialog functions to a function template.

Source/web/ChromeClientImpl.cpp

Index: Source/web/ChromeClientImpl.cpp
diff --git a/Source/web/ChromeClientImpl.cpp b/Source/web/ChromeClientImpl.cpp
index 32181b959ccb6445c13b75f08b4b8feac2b6e7af..ed226caa24777250304e17a4dd7f356b938c1955 100644
--- a/Source/web/ChromeClientImpl.cpp
+++ b/Source/web/ChromeClientImpl.cpp
@@ -378,7 +378,7 @@ bool ChromeClientImpl::canRunBeforeUnloadConfirmPanel()
     return !!m_webView->client();
 }
 
-bool ChromeClientImpl::runBeforeUnloadConfirmPanelInternal(const String& message, LocalFrame* frame)
+bool ChromeClientImpl::runBeforeUnloadConfirmPanelInternal(LocalFrame* frame, const String& message)
 {
     WebLocalFrameImpl* webframe = WebLocalFrameImpl::fromFrame(frame);