Disallow setting invalid values for registered properties via CSSOM

third_party/WebKit/Source/core/css/CSSStyleDeclaration.h

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2008, 2012 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
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 16 matching lines @@
 #include "wtf/Forward.h"
 #include "wtf/Noncopyable.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class CSSRule;
 class CSSStyleSheet;
 class CSSValue;
 class ExceptionState;
+class ExecutionContext;
 
 class CORE_EXPORT CSSStyleDeclaration
     : public GarbageCollectedFinalized<CSSStyleDeclaration>,
       public ScriptWrappable {
   DEFINE_WRAPPERTYPEINFO();
   WTF_MAKE_NONCOPYABLE(CSSStyleDeclaration);
 
  public:
   virtual ~CSSStyleDeclaration() {}
 
   virtual CSSRule* parentRule() const = 0;
   String cssFloat() { return getPropertyValueInternal(CSSPropertyFloat); }
   void setCSSFloat(const String& value, ExceptionState& exceptionState) {
-    setPropertyInternal(CSSPropertyFloat, String(), value, false,
+    setPropertyInternal(CSSPropertyFloat, String(), value, false, nullptr,
                         exceptionState);
   }
   virtual String cssText() const = 0;
   virtual void setCSSText(const String&, ExceptionState&) = 0;
   virtual unsigned length() const = 0;
   virtual String item(unsigned index) const = 0;
   virtual String getPropertyValue(const String& propertyName) = 0;
   virtual String getPropertyPriority(const String& propertyName) = 0;
   virtual String getPropertyShorthand(const String& propertyName) = 0;
   virtual bool isPropertyImplicit(const String& propertyName) = 0;
-  virtual void setProperty(const String& propertyName,
+  virtual void setProperty(const ExecutionContext*,
+                           const String& propertyName,
                            const String& value,
                            const String& priority,
                            ExceptionState&) = 0;
   virtual String removeProperty(const String& propertyName,
                                 ExceptionState&) = 0;
 
   // CSSPropertyID versions of the CSSOM functions to support bindings and
   // editing.
   // Use the non-virtual methods in the concrete subclasses when possible.
   // The CSSValue returned by this function should not be exposed to the web as
   // it may be used by multiple documents at the same time.
   virtual const CSSValue* getPropertyCSSValueInternal(CSSPropertyID) = 0;
   virtual const CSSValue* getPropertyCSSValueInternal(
       AtomicString customPropertyName) = 0;
   virtual String getPropertyValueInternal(CSSPropertyID) = 0;
   virtual void setPropertyInternal(CSSPropertyID,
                                    const String& propertyValue,
                                    const String& value,
                                    bool important,
+                                   const ExecutionContext*,
                                    ExceptionState&) = 0;
 
   virtual bool cssPropertyMatches(CSSPropertyID, const CSSValue*) const = 0;
   virtual CSSStyleSheet* parentStyleSheet() const { return 0; }
 
   DEFINE_INLINE_VIRTUAL_TRACE() {}
 
   DECLARE_VIRTUAL_TRACE_WRAPPERS();
 
  protected:
   CSSStyleDeclaration() {}
 };
 
 }  // namespace blink
 
 #endif  // CSSStyleDeclaration_h