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

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

Index: third_party/WebKit/Source/core/dom/ScriptLoader.h
diff --git a/third_party/WebKit/Source/core/dom/ScriptLoader.h b/third_party/WebKit/Source/core/dom/ScriptLoader.h
index 295c12c9250ccdb07d50c8265da4b9d5066f4d3d..3e142f13bbc93c5aab70a3bc3b8febd083f645cb 100644
--- a/third_party/WebKit/Source/core/dom/ScriptLoader.h
+++ b/third_party/WebKit/Source/core/dom/ScriptLoader.h
@@ -71,7 +71,7 @@ class CORE_EXPORT ScriptLoader : public GarbageCollectedFinalized<ScriptLoader>,
 
   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
@@ -115,6 +115,11 @@ class CORE_EXPORT ScriptLoader : public GarbageCollectedFinalized<ScriptLoader>,
   }
   void setFetchDocWrittenScriptDeferIdle();
 
+  static AccessControlStatus accessControlStatusForScript(
+      bool isExternalScript,
+      const ScriptResource*,
+      const SecurityOrigin* scriptElementOrigin);
+
  protected:
   ScriptLoader(Element*,
                bool createdByParser,
@@ -129,7 +134,7 @@ class CORE_EXPORT ScriptLoader : public GarbageCollectedFinalized<ScriptLoader>,
   bool fetchScript(const String& sourceUrl,
                    const String& encoding,
                    FetchRequest::DeferOption);
-  bool doExecuteScript(const ScriptSourceCode&);
+  bool doExecuteScript(const ScriptSourceCode&, CompiledScript* = nullptr);
 
   ScriptLoaderClient* client() const;