Remove MemoryUsageSupport

Source/core/platform/MemoryUsageSupport.h

Index: Source/core/platform/MemoryUsageSupport.h
diff --git a/Source/core/platform/MemoryUsageSupport.h b/Source/core/platform/MemoryUsageSupport.h
deleted file mode 100644
index 36128e10a5825b57eac64edf63a90b652a391937..0000000000000000000000000000000000000000
--- a/Source/core/platform/MemoryUsageSupport.h
+++ /dev/null
@@ -1,69 +0,0 @@
-/*
- * 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
- * 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 MemoryUsageSupport_h
-#define MemoryUsageSupport_h
-
-#include "wtf/Forward.h"
-#include "wtf/PassOwnPtr.h"
-#include "wtf/text/WTFString.h"
-
-namespace WebCore {
-
-class MemoryUsageSupport {
-public:
-    // Returns the current space allocated for the pagefile, in MB.
-    // That is committed size for Windows and virtual memory size for POSIX.
-    static int memoryUsageMB();
-
-    // Same as above, but always returns actual value, without any
-    // caches.
-    static int actualMemoryUsageMB();
-
-    // Returns private and shared usage, in bytes. Private bytes is the amount of
-    // memory currently allocated to this process that cannot be shared. Returns
-    // false on platform specific error conditions.
-    static bool processMemorySizesInBytes(size_t* privateBytes, size_t* sharedBytes);
-
-    // A callback for requestProcessMemorySizes
-    class ProcessMemorySizesCallback {
-    public:
-        virtual ~ProcessMemorySizesCallback() { }
-        virtual void dataReceived(size_t privateBytes, size_t sharedBytes) = 0;
-    };
-
-    // Requests private and shared usage, in bytes. Private bytes is the amount of
-    // memory currently allocated to this process that cannot be shared.
-    static void requestProcessMemorySizes(PassOwnPtr<ProcessMemorySizesCallback> requestCallback);
-};
-
-} // namespace WebCore
-
-#endif // MemoryUsageSupport_h