WIP: Reland CompiledScript, prototype compiling in a separate task.

third_party/WebKit/Source/core/dom/ScriptLoader.h

 /*
  * Copyright (C) 2008 Nikolas Zimmermann <zimmermann@kde.org>
  *
  * 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
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 53 matching lines @@
       const String& languageAttributeValue,
       LegacyTypeSupport supportLegacyTypes);
 
   // https://html.spec.whatwg.org/#prepare-a-script
   bool prepareScript(
       const TextPosition& scriptStartPosition = TextPosition::minimumPosition(),
       LegacyTypeSupport = DisallowLegacyTypeInTypeAttribute);
 
   String scriptContent() const;
   // Returns false if and only if execution was blocked.
-  bool executeScript(const ScriptSourceCode&);
+  bool executeScript(const ScriptSourceCode&, CompiledScript* = nullptr);
   virtual void execute();
 
   // XML parser calls these
   void dispatchLoadEvent();
   void dispatchErrorEvent();
   bool isScriptTypeSupported(LegacyTypeSupport) const;
 
   bool haveFiredLoadEvent() const { return m_haveFiredLoad; }
   bool willBeParserExecuted() const { return m_willBeParserExecuted; }
   bool readyToBeParserExecuted() const { return m_readyToBeParserExecuted; }
@@ skipping 23 matching lines @@
   }
 
   bool wasCreatedDuringDocumentWrite() { return m_createdDuringDocumentWrite; }
 
   bool disallowedFetchForDocWrittenScript() {
     return m_documentWriteIntervention ==
            DocumentWriteIntervention::DoNotFetchDocWrittenScript;
   }
   void setFetchDocWrittenScriptDeferIdle();
 
+  static AccessControlStatus accessControlStatusForScript(
+      bool isExternalScript,
+      const ScriptResource*,
+      const SecurityOrigin* scriptElementOrigin);
+
  protected:
   ScriptLoader(Element*,
                bool createdByParser,
                bool isEvaluated,
                bool createdDuringDocumentWrite);
 
  private:
   bool ignoresLoadRequest() const;
   bool isScriptForEventSupported() const;
   void logScriptMIMEType(LocalFrame*, ScriptResource*, const String&);
 
   bool fetchScript(const String& sourceUrl,
                    const String& encoding,
                    FetchRequest::DeferOption);
-  bool doExecuteScript(const ScriptSourceCode&);
+  bool doExecuteScript(const ScriptSourceCode&, CompiledScript* = nullptr);
 
   ScriptLoaderClient* client() const;
 
   // Clears the connection to the PendingScript.
   void detachPendingScript();
 
   // PendingScriptClient
   void pendingScriptFinished(PendingScript*) override;
 
   Member<Element> m_element;
@@ skipping 52 matching lines @@
   DocumentWriteIntervention m_documentWriteIntervention;
 
   Member<PendingScript> m_pendingScript;
 };
 
 ScriptLoader* toScriptLoaderIfPossible(Element*);
 
 }  // namespace blink
 
 #endif  // ScriptLoader_h