Save/restore position for the preferences window based on prefs,

chrome/browser/browser.cc

 // Copyright (c) 2010 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/browser.h"
 
 #if defined(OS_WIN)
 #include <shellapi.h>
 #include <windows.h>
 #endif  // OS_WIN
@@ skipping 1811 matching lines @@
       !home_page_is_new_tab_page_pref->IsManaged() &&
       !prefs->HasPrefPath(prefs::kHomePageIsNewTabPage))
     prefs->SetBoolean(prefs::kHomePageIsNewTabPage, false);
 }
 
 // static
 void Browser::RegisterPrefs(PrefService* prefs) {
   prefs->RegisterDictionaryPref(prefs::kBrowserWindowPlacement);
   prefs->RegisterIntegerPref(prefs::kOptionsWindowLastTabIndex, 0);
   prefs->RegisterIntegerPref(prefs::kDevToolsSplitLocation, -1);
+  prefs->RegisterDictionaryPref(prefs::kPreferencesWindowPlacement);
 }
 
 // static
 void Browser::RegisterUserPrefs(PrefService* prefs) {
   prefs->RegisterStringPref(prefs::kHomePage,
                             ASCIIToWide(chrome::kChromeUINewTabURL));
   prefs->RegisterBooleanPref(prefs::kHomePageIsNewTabPage, true);
   prefs->RegisterBooleanPref(prefs::kClearSiteDataOnExit, false);
   prefs->RegisterBooleanPref(prefs::kShowHomeButton, false);
 #if defined(OS_MACOSX)
@@ skipping 2075 matching lines @@
 }
 
 bool Browser::IsPinned(TabContents* source) {
   int index = tabstrip_model_.GetIndexOfTabContents(source);
   if (index == TabStripModel::kNoTab) {
     NOTREACHED() << "IsPinned called for tab not in our strip";
     return false;
   }
   return tabstrip_model_.IsTabPinned(index);
 }