Remove unused V8 integration code in Sky

sky/engine/bindings/core/v8/ScriptGCEvent.h

Index: sky/engine/bindings/core/v8/ScriptGCEvent.h
diff --git a/sky/engine/bindings/core/v8/ScriptGCEvent.h b/sky/engine/bindings/core/v8/ScriptGCEvent.h
deleted file mode 100644
index d174d0cb76925f405060ea52ac876973757f6c2a..0000000000000000000000000000000000000000
--- a/sky/engine/bindings/core/v8/ScriptGCEvent.h
+++ /dev/null
@@ -1,99 +0,0 @@
-/*
-* Copyright (C) 2010 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.
-*/
-
-#ifndef SKY_ENGINE_BINDINGS_CORE_V8_SCRIPTGCEVENT_H_
-#define SKY_ENGINE_BINDINGS_CORE_V8_SCRIPTGCEVENT_H_
-
-#include "sky/engine/wtf/Vector.h"
-#include "v8/include/v8.h"
-
-namespace blink {
-
-struct HeapInfo {
-    HeapInfo()
-        : usedJSHeapSize(0)
-        , totalJSHeapSize(0)
-        , jsHeapSizeLimit(0)
-    {
-    }
-
-    size_t usedJSHeapSize;
-    size_t totalJSHeapSize;
-    size_t jsHeapSizeLimit;
-};
-
-class ScriptGCEventListener;
-
-class GCEventData {
-public:
-    typedef Vector<ScriptGCEventListener*> GCEventListeners;
-
-    GCEventData()
-        : m_startTime(0.0)
-        , m_usedHeapSize(0)
-    { }
-
-    void clear()
-    {
-        m_startTime = 0.0;
-        m_usedHeapSize = 0;
-    }
-
-    GCEventListeners& listeners() { return m_listeners; }
-
-    double startTime() { return m_startTime; }
-    void setStartTime(double startTime) { m_startTime = startTime; }
-    size_t usedHeapSize() { return m_usedHeapSize; }
-    void setUsedHeapSize(size_t usedHeapSize) { m_usedHeapSize = usedHeapSize; }
-
-private:
-    double m_startTime;
-    size_t m_usedHeapSize;
-    GCEventListeners m_listeners;
-};
-
-
-// FIXME(361045): remove ScriptGCEvent once DevTools Timeline migrates to tracing.
-class ScriptGCEvent {
-public:
-    static void addEventListener(ScriptGCEventListener*);
-    static void removeEventListener(ScriptGCEventListener*);
-    static void getHeapSize(HeapInfo&);
-
-private:
-    static void gcEpilogueCallback(v8::GCType type, v8::GCCallbackFlags flags);
-    static void gcPrologueCallback(v8::GCType type, v8::GCCallbackFlags flags);
-    static size_t getUsedHeapSize();
-};
-
-
-} // namespace blink
-
-#endif  // SKY_ENGINE_BINDINGS_CORE_V8_SCRIPTGCEVENT_H_