Implement PaintWorkletGlobalScope#registerPaint() for the CSS Paint API

third_party/WebKit/Source/bindings/core/v8/V8PerContextData.h

 /*
  * Copyright (C) 2012 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 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef V8PerContextData_h
 #define V8PerContextData_h
 
+#include "bindings/core/v8/CSSPaintBinding.h"
 #include "bindings/core/v8/CustomElementBinding.h"
 #include "bindings/core/v8/ScopedPersistent.h"
 #include "bindings/core/v8/V8GlobalValueMap.h"
 #include "bindings/core/v8/WrapperTypeInfo.h"
 #include "core/CoreExport.h"
 #include "gin/public/context_holder.h"
 #include "gin/public/gin_embedders.h"
 #include "wtf/Allocator.h"
 #include "wtf/HashMap.h"
 #include "wtf/PassOwnPtr.h"
@@ skipping 40 matching lines @@
     {
         v8::Local<v8::Function> interfaceObject = m_constructorMap.Get(type);
         return (!interfaceObject.IsEmpty()) ? interfaceObject : constructorForTypeSlowCase(type);
     }
 
     v8::Local<v8::Object> prototypeForType(const WrapperTypeInfo*);
 
     V8NPObjectMap* getV8NPObjectMap() { return &m_v8NPObjectMap; }
 
     void addCustomElementBinding(CustomElementDefinition*, PassOwnPtr<CustomElementBinding>);
+    void addCSSPaintBinding(PassOwnPtr<CSSPaintBinding>);
 
     V8DOMActivityLogger* activityLogger() const { return m_activityLogger; }
     void setActivityLogger(V8DOMActivityLogger* activityLogger) { m_activityLogger = activityLogger; }
 
     v8::Local<v8::Value> compiledPrivateScript(String);
     void setCompiledPrivateScript(String, v8::Local<v8::Value>);
 
 private:
     V8PerContextData(v8::Local<v8::Context>);
 
@@ skipping 13 matching lines @@
     V8NPObjectMap m_v8NPObjectMap;
 
     OwnPtr<gin::ContextHolder> m_contextHolder;
 
     ScopedPersistent<v8::Context> m_context;
     ScopedPersistent<v8::Value> m_errorPrototype;
 
     typedef Vector<OwnPtr<CustomElementBinding>> CustomElementBindingList;
     CustomElementBindingList m_customElementBindings;
 
+    typedef Vector<OwnPtr<CSSPaintBinding>> CSSPaintBindingList;
+    CSSPaintBindingList m_cssPaintBindings;

[ikilpatrick, 2016/03/30 19:12:50]

Instead of this I could also add a V8PerContextDataForModules which hangs off
this object, but that seemed like overkill?

+
     // This is owned by a static hash map in V8DOMActivityLogger.
     V8DOMActivityLogger* m_activityLogger;
 
     V8GlobalValueMap<String, v8::Value, v8::kNotWeak> m_compiledPrivateScript;
 };
 
 } // namespace blink
 
 #endif // V8PerContextData_h