Remove base/win/metro.{cc|h} and some associated code

base/win/metro.h

-// 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 BASE_WIN_METRO_H_
-#define BASE_WIN_METRO_H_
-
-#include <windows.h>
-
-#include "base/base_export.h"
-#include "base/callback.h"
-#include "base/files/file_path.h"
-#include "base/strings/string16.h"
-
-namespace base {
-namespace win {
-
-// Identifies the type of the metro launch.
-enum MetroLaunchType {
-  METRO_LAUNCH,
-  METRO_SEARCH,
-  METRO_SHARE,
-  METRO_FILE,
-  METRO_PROTOCOL,
-  METRO_LAUNCH_ERROR,
-  METRO_LASTLAUNCHTYPE,
-};
-
-// In metro mode, this enum identifies the last execution state, i.e. whether
-// we crashed, terminated, etc.
-enum MetroPreviousExecutionState {
-  NOTRUNNING,
-  RUNNING,
-  SUSPENDED,
-  TERMINATED,
-  CLOSEDBYUSER,
-  LASTEXECUTIONSTATE,
-};
-
-// Enum values for UMA histogram reporting of site-specific tile pinning.
-// TODO(tapted): Move this to win8/util when ready (http://crbug.com/160288).
-enum MetroSecondaryTilePinUmaResult {
-  METRO_PIN_STATE_NONE,
-  METRO_PIN_INITIATED,
-  METRO_PIN_LOGO_READY,
-  METRO_PIN_REQUEST_SHOW_ERROR,
-  METRO_PIN_RESULT_CANCEL,
-  METRO_PIN_RESULT_OK,
-  METRO_PIN_RESULT_OTHER,
-  METRO_PIN_RESULT_ERROR,
-  METRO_UNPIN_INITIATED,
-  METRO_UNPIN_REQUEST_SHOW_ERROR,
-  METRO_UNPIN_RESULT_CANCEL,
-  METRO_UNPIN_RESULT_OK,
-  METRO_UNPIN_RESULT_OTHER,
-  METRO_UNPIN_RESULT_ERROR,
-  METRO_PIN_STATE_LIMIT
-};
-
-// Contains information about the currently displayed tab in metro mode.
-struct CurrentTabInfo {
-  wchar_t* title;
-  wchar_t* url;
-};
-
-// Returns true if Chrome supports Metro-mode on this Windows version.
-BASE_EXPORT bool IsChromeMetroSupported();
-
-// Returns the handle to the metro dll loaded in the process. A NULL return
-// indicates that the metro dll was not loaded in the process.
-BASE_EXPORT HMODULE GetMetroModule();
-
-// Returns true if this process is running as an immersive program
-// in Windows Metro mode.
-BASE_EXPORT bool IsMetroProcess();
-
-// Returns true if the process identified by the handle passed in is an
-// immersive (Metro) process.
-BASE_EXPORT bool IsProcessImmersive(HANDLE process);
-
-// Allocates and returns the destination string via the LocalAlloc API after
-// copying the src to it.
-BASE_EXPORT wchar_t* LocalAllocAndCopyString(const string16& src);
-
-// Returns the type of launch and the activation params. For example if the
-// the launch is for METRO_PROTOCOL then the params is a url.
-BASE_EXPORT MetroLaunchType GetMetroLaunchParams(string16* params);
-
-// Handler function for the buttons on a metro dialog box
-typedef void (*MetroDialogButtonPressedHandler)();
-
-// Handler function invoked when a metro style notification is clicked.
-typedef void (*MetroNotificationClickedHandler)(const wchar_t* context);
-
-// Function to display metro style notifications.
-typedef void (*MetroNotification)(const char* origin_url,
-                                  const char* icon_url,
-                                  const wchar_t* title,
-                                  const wchar_t* body,
-                                  const wchar_t* display_source,
-                                  const char* notification_id,
-                                  MetroNotificationClickedHandler handler,
-                                  const wchar_t* handler_context);
-
-// Function to cancel displayed notification.
-typedef bool (*MetroCancelNotification)(const char* notification_id);
-
-// Callback for UMA invoked by Metro Pin and UnPin functions after user gesture.
-typedef base::Callback<void(MetroSecondaryTilePinUmaResult)>
-    MetroPinUmaResultCallback;
-
-// Function to pin a site-specific tile (bookmark) to the start screen.
-typedef void (*MetroPinToStartScreen)(
-    const string16& tile_id,
-    const string16& title,
-    const string16& url,
-    const FilePath& logo_path,
-    const MetroPinUmaResultCallback& callback);
-
-// Function to un-pin a site-specific tile (bookmark) from the start screen.
-typedef void (*MetroUnPinFromStartScreen)(
-    const string16& title_id,
-    const MetroPinUmaResultCallback& callback);
-
-}  // namespace win
-}  // namespace base
-
-#endif  // BASE_WIN_METRO_H_