Move app_host target from c/b/extensions into src/apps.

chrome/browser/extensions/app_host/binaries_installer.h

Index: chrome/browser/extensions/app_host/binaries_installer.h
diff --git a/chrome/browser/extensions/app_host/binaries_installer.h b/chrome/browser/extensions/app_host/binaries_installer.h
deleted file mode 100644
index 7d6ff198859a31088a9384ce3601bb109af71b94..0000000000000000000000000000000000000000
--- a/chrome/browser/extensions/app_host/binaries_installer.h
+++ /dev/null
@@ -1,19 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CHROME_BROWSER_EXTENSIONS_APP_HOST_BINARIES_INSTALLER_H_
-#define CHROME_BROWSER_EXTENSIONS_APP_HOST_BINARIES_INSTALLER_H_
-
-#include <windows.h>
-
-namespace app_host {
-
-// Attempts to install the Chrome Binaries. Blocks until the installation
-// process is complete. The AP value, if any, from the currently installed App
-// Host will be used.
-HRESULT InstallBinaries();
-
-}  // namespace app_host
-
-#endif  // CHROME_BROWSER_EXTENSIONS_APP_HOST_BINARIES_INSTALLER_H_