DevTools: cleanup InspectorStyleSheet

Source/core/inspector/InspectorCSSAgent.cpp

 /*
  * Copyright (C) 2010, 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:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 169 matching lines @@
 
     virtual bool perform(ExceptionState& exceptionState) OVERRIDE
     {
         if (!m_styleSheet->getText(&m_oldText))
             return false;
         return redo(exceptionState);
     }
 
     virtual bool undo(ExceptionState& exceptionState) OVERRIDE
     {
-        if (m_styleSheet->setText(m_oldText, exceptionState)) {
-            m_styleSheet->reparseStyleSheet(m_oldText);
-            return true;
-        }
-        return false;
+        return m_styleSheet->setText(m_oldText, exceptionState);
     }
 
     virtual bool redo(ExceptionState& exceptionState) OVERRIDE
     {
-        if (m_styleSheet->setText(m_text, exceptionState)) {
-            m_styleSheet->reparseStyleSheet(m_text);
-            return true;
-        }
-        return false;
+        return m_styleSheet->setText(m_text, exceptionState);
     }
 
     virtual String mergeId() OVERRIDE
     {
         return String::format("SetStyleSheetText %s", m_styleSheet->id().utf8().data());
     }
 
     virtual void merge(PassOwnPtr<Action> action) OVERRIDE
     {
         ASSERT(action->mergeId() == mergeId());
@@ skipping 1142 matching lines @@
             documentsToChange.add(element->ownerDocument());
     }
 
     m_nodeIdToForcedPseudoState.clear();
     for (HashSet<Document*>::iterator it = documentsToChange.begin(), end = documentsToChange.end(); it != end; ++it)
         (*it)->setNeedsStyleRecalc(SubtreeStyleChange);
 }
 
 } // namespace WebCore