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

ui/base/win/shell.cc

 // 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.
 
 #include "ui/base/win/shell.h"
 
 #include <dwmapi.h>
 #include <shlobj.h>  // Must be before propkey.
 #include <propkey.h>
 #include <shellapi.h>
 
 #include "base/command_line.h"
 #include "base/debug/alias.h"
 #include "base/files/file.h"
 #include "base/files/file_path.h"
 #include "base/native_library.h"
 #include "base/strings/string_util.h"
 #include "base/threading/thread_restrictions.h"
-#include "base/win/metro.h"
 #include "base/win/scoped_comptr.h"
 #include "base/win/win_util.h"
 #include "base/win/windows_version.h"
 #include "ui/base/ui_base_switches.h"
 
 namespace ui {
 namespace win {
 
 namespace {
 
@@ skipping 62 matching lines @@
   // resulting error does not cause UI due to the SEE_MASK_FLAG_NO_UI flag in
   // kDefaultOpenFlags.
   return InvokeShellExecute(full_path.value(), full_path.value(),
                             base::string16(), L"explore",
                             kDefaultOpenFlags) == ERROR_SUCCESS;
 }
 
 bool PreventWindowFromPinning(HWND hwnd) {
   DCHECK(hwnd);
 
-  // This functionality is only available on Win7+. It also doesn't make sense
-  // to do this for Chrome Metro.
-  if (base::win::GetVersion() < base::win::VERSION_WIN7 ||
-      base::win::IsMetroProcess())
+  // This functionality is only available on Win7+.
+  if (base::win::GetVersion() < base::win::VERSION_WIN7)
     return false;
 
   base::win::ScopedComPtr<IPropertyStore> pps;
   if (FAILED(SHGetPropertyStoreForWindow(hwnd,
                                          IID_PPV_ARGS(pps.Receive()))))
     return false;
 
   return base::win::SetBooleanValueForPropertyStore(
       pps.get(), PKEY_AppUserModel_PreventPinning, true);
 }
 
 // TODO(calamity): investigate moving this out of the UI thread as COM
 // operations may spawn nested message loops which can cause issues.
 void SetAppDetailsForWindow(const base::string16& app_id,
                             const base::string16& app_icon,
                             const base::string16& relaunch_command,
                             const base::string16& relaunch_display_name,
                             HWND hwnd) {
   DCHECK(hwnd);
 
-  // This functionality is only available on Win7+. It also doesn't make sense
-  // to do this for Chrome Metro.
-  if (base::win::GetVersion() < base::win::VERSION_WIN7 ||
-      base::win::IsMetroProcess())
+  // This functionality is only available on Win7+.
+  if (base::win::GetVersion() < base::win::VERSION_WIN7)
     return;
 
   base::win::ScopedComPtr<IPropertyStore> pps;
   if (FAILED(SHGetPropertyStoreForWindow(hwnd,
                                          IID_PPV_ARGS(pps.Receive()))))
     return;
 
   if (!app_id.empty())
     base::win::SetAppIdForPropertyStore(pps.get(), app_id.c_str());
   if (!app_icon.empty()) {
@@ skipping 34 matching lines @@
   SetAppDetailsForWindow(base::string16(),
                          base::string16(),
                          relaunch_command,
                          display_name,
                          hwnd);
 }
 
 void ClearWindowPropertyStore(HWND hwnd) {
   DCHECK(hwnd);
 
-  // This functionality is only available on Win7+. It also doesn't make sense
-  // to do this for Chrome Metro.
-  if (base::win::GetVersion() < base::win::VERSION_WIN7 ||
-      base::win::IsMetroProcess())
+  // This functionality is only available on Win7+.
+  if (base::win::GetVersion() < base::win::VERSION_WIN7)
     return;
 
   base::win::ScopedComPtr<IPropertyStore> pps;
   if (FAILED(SHGetPropertyStoreForWindow(hwnd,
                                          IID_PPV_ARGS(pps.Receive()))))
     return;
 
   DWORD property_count;
   if (FAILED(pps->GetCount(&property_count)))
     return;
@@ skipping 21 matching lines @@
   // at the same feature level. See bug 426573.
   if (base::win::GetVersion() < base::win::VERSION_WIN7)
     return false;
   // If composition is not enabled, we behave like on XP.
   BOOL enabled = FALSE;
   return SUCCEEDED(DwmIsCompositionEnabled(&enabled)) && enabled;
 }
 
 }  // namespace win
 }  // namespace ui