Remove <canvas>

sky/engine/core/html/canvas/WebGLContextGroup.h

Index: sky/engine/core/html/canvas/WebGLContextGroup.h
diff --git a/sky/engine/core/html/canvas/WebGLContextGroup.h b/sky/engine/core/html/canvas/WebGLContextGroup.h
deleted file mode 100644
index 2e533ceafe2eeb7e35479602569137ce9cd08e2b..0000000000000000000000000000000000000000
--- a/sky/engine/core/html/canvas/WebGLContextGroup.h
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * Copyright (C) 2011 Apple 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
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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.
- */
-
-#ifndef SKY_ENGINE_CORE_HTML_CANVAS_WEBGLCONTEXTGROUP_H_
-#define SKY_ENGINE_CORE_HTML_CANVAS_WEBGLCONTEXTGROUP_H_
-
-#include "sky/engine/core/html/canvas/WebGLRenderingContextBase.h"
-#include "sky/engine/wtf/HashSet.h"
-#include "sky/engine/wtf/PassRefPtr.h"
-#include "sky/engine/wtf/RefCounted.h"
-
-namespace blink {
-class WebGraphicsContext3D;
-}
-
-namespace blink {
-
-class WebGLExtension;
-class WebGLSharedObject;
-class WebGLRenderingContextBase;
-
-typedef int ExceptionCode;
-
-class WebGLContextGroup final : public RefCounted<WebGLContextGroup> {
-public:
-    static PassRefPtr<WebGLContextGroup> create();
-    ~WebGLContextGroup();
-
-    void addContext(WebGLRenderingContextBase*);
-    void removeContext(WebGLRenderingContextBase*);
-
-    void addObject(WebGLSharedObject*);
-    void removeObject(WebGLSharedObject*);
-
-    blink::WebGraphicsContext3D* getAWebGraphicsContext3D();
-
-    void loseContextGroup(WebGLRenderingContextBase::LostContextMode, WebGLRenderingContextBase::AutoRecoveryMethod);
-
-private:
-    friend class WebGLObject;
-
-    WebGLContextGroup();
-
-    void detachAndRemoveAllObjects();
-
-    // FIXME: Oilpan: this object is not on the heap, but keeps bare
-    // pointers to garbage collected objects in the two hash sets
-    // below. The objects are responsible for managing their
-    // registration with WebGLContextGroup, and vice versa, the
-    // WebGLContextGroup takes care of detaching the group objects if
-    // the set of WebGLRenderingContextBase contexts becomes empty.
-    HashSet<WebGLRenderingContextBase*> m_contexts;
-    HashSet<WebGLSharedObject*> m_groupObjects;
-};
-
-} // namespace blink
-
-#endif  // SKY_ENGINE_CORE_HTML_CANVAS_WEBGLCONTEXTGROUP_H_