Welcome page changes for Windows 10 and over.

chrome/browser/signin/signin_promo.cc

 // Copyright 2013 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 "chrome/browser/signin/signin_promo.h"
 
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
@@ skipping 20 matching lines @@
 #include "content/public/browser/url_data_source.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/browser/web_ui_data_source.h"
 #include "google_apis/gaia/gaia_urls.h"
 #include "net/base/escape.h"
 #include "net/base/network_change_notifier.h"
 #include "net/base/url_util.h"
 #include "url/gurl.h"
 
+#if defined(OS_WIN)
+#include "base/win/windows_version.h"
+#endif
+
 using content::WebContents;
 
 namespace {
 
 // The maximum number of times we want to show the sign in promo at startup.
 const int kSignInPromoShowAtStartupMaximum = 10;
 
 // Forces the web based signin flow when set.
 bool g_force_web_based_signin_flow = false;
 
@@ skipping 57 matching lines @@
     return false;
 
   if (!ShouldShowPromo(profile))
     return false;
 
   if (!is_new_profile) {
     if (!HasShownPromoAtStartup(profile))
       return false;
   }
 
+#if defined(OS_WIN)
+  // Do not show the promo on first run on Win10 and newer.
+  if (is_new_profile && base::win::GetVersion() >= base::win::VERSION_WIN10)
+    return false;
+#endif
+
   if (HasUserSkippedPromo(profile))
     return false;
 
   // For Chinese users skip the sign in promo.
   if (g_browser_process->GetApplicationLocale() == "zh-CN")
     return false;
 
   PrefService* prefs = profile->GetPrefs();
   int show_count = prefs->GetInteger(prefs::kSignInPromoStartupCount);
   if (show_count >= kSignInPromoShowAtStartupMaximum)
@@ skipping 124 matching lines @@
 
 void RegisterProfilePrefs(
     user_prefs::PrefRegistrySyncable* registry) {
   registry->RegisterIntegerPref(prefs::kSignInPromoStartupCount, 0);
   registry->RegisterBooleanPref(prefs::kSignInPromoUserSkipped, false);
   registry->RegisterBooleanPref(prefs::kSignInPromoShowOnFirstRunAllowed, true);
   registry->RegisterBooleanPref(prefs::kSignInPromoShowNTPBubble, false);
 }
 
 }  // namespace signin