Remove obsolete custom code

Source/bindings/dart/custom/DartCanvasRenderingContextCustom.cpp

Index: Source/bindings/dart/custom/DartCanvasRenderingContextCustom.cpp
diff --git a/Source/bindings/dart/custom/DartCanvasRenderingContextCustom.cpp b/Source/bindings/dart/custom/DartCanvasRenderingContextCustom.cpp
deleted file mode 100644
index e8f2a8fc4b2707da377bf79bc137fcf45cb28380..0000000000000000000000000000000000000000
--- a/Source/bindings/dart/custom/DartCanvasRenderingContextCustom.cpp
+++ /dev/null
@@ -1,53 +0,0 @@
-// Copyright 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
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//    * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// 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.
-
-#include "config.h"
-#include "DartCanvasRenderingContext.h"
-
-#include "DartCanvasRenderingContext2D.h"
-#include "DartWebGLRenderingContext.h"
-
-namespace WebCore {
-
-Dart_Handle DartCanvasRenderingContext::createWrapper(DartDOMData* domData, CanvasRenderingContext* impl)
-{
-    if (!impl)
-        return Dart_Null();
-
-    if (impl->is2d())
-        return DartCanvasRenderingContext2D::createWrapper(domData, static_cast<CanvasRenderingContext2D*>(impl));
-
-    if (impl->is3d())
-        return DartWebGLRenderingContext::createWrapper(domData, static_cast<WebGLRenderingContext*>(impl));
-
-    ASSERT_NOT_REACHED();
-    return Dart_Null();
-}
-
-}