Decouple IsMetroProcess() calls, introducing IsSingleWindowMetroMode().

printing/printing_context_win.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 "printing/printing_context_win.h"
 
 #include <winspool.h>
 
 #include <algorithm>
 
 #include "base/i18n/file_util_icu.h"
 #include "base/i18n/time_formatting.h"
 #include "base/message_loop.h"
 #include "base/metrics/histogram.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "base/win/metro.h"
 #include "printing/backend/print_backend.h"
 #include "printing/backend/win_helper.h"
 #include "printing/print_job_constants.h"
 #include "printing/print_settings_initializer_win.h"
 #include "printing/printed_document.h"
 #include "printing/units.h"
 #include "skia/ext/platform_device.h"
+#include "win8/util/win8_util.h"
 
 using base::Time;
 
 namespace {
 
 // Constants for setting default PDF settings.
 const int kPDFDpi = 300;  // 300 dpi
 // LETTER: 8.5 x 11 inches
 const int kPDFLetterWidth = 8.5 * kPDFDpi;
 const int kPDFLetterHeight = 11 * kPDFDpi;
@@ skipping 180 matching lines @@
 PrintingContextWin::~PrintingContextWin() {
   ReleaseContext();
 }
 
 void PrintingContextWin::AskUserForSettings(
     gfx::NativeView view, int max_pages, bool has_selection,
     const PrintSettingsCallback& callback) {
 #if !defined(USE_AURA)
   DCHECK(!in_print_job_);
 
-  if (base::win::IsMetroProcess()) {
+  if (win8::IsSingleWindowMetroMode()) {
     // The system dialog can not be opened while running in Metro.

[cpu_(ooo_6.6-7.5), 2012/12/03 20:56:26]

this seems incorrect as in ash we don't want this either.

[gab, 2012/12/04 00:19:06]

This is already precompiled out for AURA builds (see line 224), might as well
change the method called here as well no?

     // But we can programatically launch the Metro print device charm though.
     HMODULE metro_module = base::win::GetMetroModule();
     if (metro_module != NULL) {
       typedef void (*MetroShowPrintUI)();
       MetroShowPrintUI metro_show_print_ui =
           reinterpret_cast<MetroShowPrintUI>(
               ::GetProcAddress(metro_module, "MetroShowPrintUI"));
       if (metro_show_print_ui) {
         // TODO(mad): Remove this once we can send user metrics from the metro
         // driver. crbug.com/142330
@@ skipping 582 matching lines @@
   if (buf_size) {
     buffer->reset(new uint8[buf_size]);
     memset(buffer->get(), 0, buf_size);
     if (!GetPrinter(printer, level, buffer->get(), buf_size, &buf_size)) {
       buffer->reset();
     }
   }
 }
 
 }  // namespace printing