Decrease call sites of ScriptState::current()

Source/bindings/v8/V8WindowShell.cpp

 /*
  * Copyright (C) 2008, 2009, 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 216 matching lines @@
         if (m_frame->document()) {
             setSecurityToken(m_frame->document()->securityOrigin());
             ContentSecurityPolicy* csp = m_frame->document()->contentSecurityPolicy();
             context->AllowCodeGenerationFromStrings(csp->allowEval(0, ContentSecurityPolicy::SuppressReport));
             context->SetErrorMessageForCodeGenerationFromStrings(v8String(m_isolate, csp->evalDisabledErrorMessage()));
         }
     } else {
         SecurityOrigin* origin = m_world->isolatedWorldSecurityOrigin();
         setSecurityToken(origin);
         if (origin && InspectorInstrumentation::hasFrontends()) {
-            InspectorInstrumentation::didCreateIsolatedContext(m_frame, ScriptState::current(m_isolate), origin);
+            InspectorInstrumentation::didCreateIsolatedContext(m_frame, m_scriptState.get(), origin);
         }
     }
     m_frame->loader().client()->didCreateScriptContext(context, m_world->extensionGroup(), m_world->worldId());
     return true;
 }
 
 void V8WindowShell::createContext()
 {
     // The documentLoader pointer could be 0 during frame shutdown.
     // FIXME: Can we remove this check?
@@ skipping 236 matching lines @@
 
 void V8WindowShell::updateSecurityOrigin(SecurityOrigin* origin)
 {
     ASSERT(m_world->isMainWorld());
     if (!isContextInitialized())
         return;
     setSecurityToken(origin);
 }
 
 } // WebCore