Change Page::m_mainFrame to be a Frame.

Source/bindings/v8/PageScriptDebugServer.cpp

Index: Source/bindings/v8/PageScriptDebugServer.cpp
diff --git a/Source/bindings/v8/PageScriptDebugServer.cpp b/Source/bindings/v8/PageScriptDebugServer.cpp
index 0461708ba3daf39390e52b319d994a1796448216..196ed62d2a9ba7220ba6e6838b5501952787f2be 100644
--- a/Source/bindings/v8/PageScriptDebugServer.cpp
+++ b/Source/bindings/v8/PageScriptDebugServer.cpp
@@ -109,7 +109,7 @@ PageScriptDebugServer::~PageScriptDebugServer()
 
 void PageScriptDebugServer::addListener(ScriptDebugListener* listener, Page* page)
 {
-    ScriptController& scriptController = page->mainFrame()->script();
+    ScriptController& scriptController = page->deprecatedLocalMainFrame()->script();
     if (!scriptController.canExecuteScripts(NotAboutToExecuteScript))
         return;