Add KURL::protocolIsJavascript member function

third_party/WebKit/Source/core/html/HTMLFrameElementBase.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Simon Hausmann (hausmann@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2006, 2008, 2009 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 39 matching lines @@
       m_scrollingMode(ScrollbarAuto),
       m_marginWidth(-1),
       m_marginHeight(-1) {}
 
 bool HTMLFrameElementBase::isURLAllowed() const {
   if (m_URL.isEmpty())
     return true;
 
   const KURL& completeURL = document().completeURL(m_URL);
 
-  if (contentFrame() && protocolIsJavaScript(completeURL)) {
+  if (contentFrame() && completeURL.protocolIsJavaScript()) {
     // Check if the caller can execute script in the context of the content
     // frame. NB: This check can be invoked without any JS on the stack for some
     // parser operations. In such case, we use the origin of the frame element's
     // containing document as the caller context.
     v8::Isolate* isolate = toIsolate(&document());
     LocalDOMWindow* accessingWindow = isolate->InContext()
                                           ? currentDOMWindow(isolate)
                                           : document().domWindow();
     if (!BindingSecurity::shouldAllowAccessToFrame(
             accessingWindow, contentFrame(),
@@ skipping 15 matching lines @@
   if (m_URL.isEmpty())
     m_URL = AtomicString(blankURL().getString());
 
   LocalFrame* parentFrame = document().frame();
   if (!parentFrame)
     return;
 
   // Support for <frame src="javascript:string">
   KURL scriptURL;
   KURL url = document().completeURL(m_URL);
-  if (protocolIsJavaScript(m_URL)) {
+  if (url.protocolIsJavaScript()) {
     // We'll set/execute |scriptURL| iff CSP allows us to execute inline
     // JavaScript. If CSP blocks inline JavaScript, then exit early if
     // we're trying to execute script in an existing document. If we're
     // executing JavaScript to create a new document (e.g.
     // '<iframe src="javascript:...">' then continue loading 'about:blank'
     // so that the frame is populated with something reasonable.
     if (ContentSecurityPolicy::shouldBypassMainWorld(&document()) ||
         document().contentSecurityPolicy()->allowJavaScriptURLs(
             this, document().url(), OrdinalNumber::first())) {
       scriptURL = url;
@@ skipping 182 matching lines @@
 
   if (contentDocument()) {
     contentDocument()->willChangeFrameOwnerProperties(
         m_marginWidth, marginHeight, m_scrollingMode);
   }
   m_marginHeight = marginHeight;
   frameOwnerPropertiesChanged();
 }
 
 }  // namespace blink