Remove some dead code.

src/virtual-frame.h

Index: src/virtual-frame.h
diff --git a/src/virtual-frame.h b/src/virtual-frame.h
deleted file mode 100644
index 65d1009899a564d92a4689edb94188d52e26aa9a..0000000000000000000000000000000000000000
--- a/src/virtual-frame.h
+++ /dev/null
@@ -1,59 +0,0 @@
-// Copyright 2008 the V8 project authors. 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 V8_VIRTUAL_FRAME_H_
-#define V8_VIRTUAL_FRAME_H_
-
-#include "frame-element.h"
-#include "macro-assembler.h"
-
-#include "list-inl.h"
-#include "utils.h"
-
-#if V8_TARGET_ARCH_IA32
-#include "ia32/virtual-frame-ia32.h"
-#elif V8_TARGET_ARCH_X64
-#include "x64/virtual-frame-x64.h"
-#elif V8_TARGET_ARCH_ARM
-#include "arm/virtual-frame-arm.h"
-#elif V8_TARGET_ARCH_MIPS
-#include "mips/virtual-frame-mips.h"
-#else
-#error Unsupported target architecture.
-#endif
-
-namespace v8 {
-namespace internal {
-
-// Add() on List is inlined, ResizeAdd() called by Add() is inlined except for
-// Lists of FrameElements, and ResizeAddInternal() is inlined in ResizeAdd().
-template <>
-void List<FrameElement,
-          FreeStoreAllocationPolicy>::ResizeAdd(const FrameElement& element);
-} }  // namespace v8::internal
-
-#endif  // V8_VIRTUAL_FRAME_H_