Fix content scripts that use WebGL.

third_party/WebKit/Source/bindings/core/v8/V8PrivateProperty.h

Index: third_party/WebKit/Source/bindings/core/v8/V8PrivateProperty.h
diff --git a/third_party/WebKit/Source/bindings/core/v8/V8PrivateProperty.h b/third_party/WebKit/Source/bindings/core/v8/V8PrivateProperty.h
index 607123e9f1899c5327f4e0320f69e30a44a67982..24f9266891ff2f299f4e3cceeb2d683faf3293c9 100644
--- a/third_party/WebKit/Source/bindings/core/v8/V8PrivateProperty.h
+++ b/third_party/WebKit/Source/bindings/core/v8/V8PrivateProperty.h
@@ -22,7 +22,18 @@ class ScriptWrappable;
 
 // Apply |X| for each pair of (InterfaceName, PrivateKeyName).
 #define V8_PRIVATE_PROPERTY_FOR_EACH(X) \
-    X(MessageEvent, CachedData)
+    X(MessageEvent, CachedData) \
+    X(WebGLRenderingContext, Extensions) \
+    X(WebGLRenderingContext, Misc) \
+    X(WebGLRenderingContext, Queries) \
+    X(WebGLRenderingContext, Samplers) \
+    X(WebGLRenderingContext, Textures2D) \
+    X(WebGLRenderingContext, Textures2DArray) \
+    X(WebGLRenderingContext, Textures3D) \
+    X(WebGLRenderingContext, TexturesCubeMap) \
+    X(WebGLFramebuffer, Attachments) \
+    X(WebGLProgram, Shaders) \
+    X(WebGLVertexArrayObjectBase, Buffers)
 
 // The getter's name for a private property.
 #define V8_PRIVATE_PROPERTY_GETTER_NAME(InterfaceName, PrivateKeyName) \
@@ -62,7 +73,7 @@ public:
     class CORE_EXPORT Symbol {
         STACK_ALLOCATED();
     public:
-        v8::Local<v8::Value> get(v8::Local<v8::Context> context, v8::Local<v8::Object> object)
+        v8::Local<v8::Value> get(v8::Local<v8::Context> context, v8::Local<v8::Object> object) const
         {
             if (!v8CallBoolean(object->HasPrivate(context, m_privateSymbol)))
                 return v8::Local<v8::Value>();
@@ -72,7 +83,7 @@ public:
             return v8::Local<v8::Value>();
         }
 
-        bool set(v8::Local<v8::Context> context, v8::Local<v8::Object> object, v8::Local<v8::Value> value)
+        bool set(v8::Local<v8::Context> context, v8::Local<v8::Object> object, v8::Local<v8::Value> value) const
         {
             return v8CallBoolean(object->SetPrivate(context, m_privateSymbol, value));
         }