linux_aura: Three fixes for switching themes.

chrome/common/pref_names.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 "chrome/common/pref_names.h"
 
 #include "base/basictypes.h"
 #include "chrome/common/pref_font_webkit_names.h"
 
 namespace prefs {
@@ skipping 937 matching lines @@
 // Boolean controlling whether history saving is disabled.
 const char kSavingBrowserHistoryDisabled[] = "history.saving_disabled";
 
 // Boolean controlling whether deleting browsing and download history is
 // permitted.
 const char kAllowDeletingBrowserHistory[] = "history.deleting_enabled";
 
 // Boolean controlling whether SafeSearch is mandatory for Google Web Searches.
 const char kForceSafeSearch[] = "settings.force_safesearch";
 
-#if defined(TOOLKIT_GTK)
-// GTK specific preference on whether we should match the system GTK theme.
+#if defined(OS_LINUX) && !defined(OS_CHROMEOS)
+// Linux specific preference on whether we should match the system theme.
 const char kUsesSystemTheme[] = "extensions.theme.use_system";
 #endif
 const char kCurrentThemePackFilename[] = "extensions.theme.pack";
 const char kCurrentThemeID[] = "extensions.theme.id";
 const char kCurrentThemeImages[] = "extensions.theme.images";
 const char kCurrentThemeColors[] = "extensions.theme.colors";
 const char kCurrentThemeTints[] = "extensions.theme.tints";
 const char kCurrentThemeDisplayProperties[] = "extensions.theme.properties";
 
 // Boolean pref which persists whether the extensions_ui is in developer mode
@@ skipping 1524 matching lines @@
 
 // How often the bubble has been shown.
 extern const char kModuleConflictBubbleShown[] = "module_conflict.bubble_shown";
 
 // A string pref for storing the salt used to compute the pepper device ID.
 const char kDRMSalt[] = "settings.privacy.drm_salt";
 // A boolean pref that enables the (private) pepper GetDeviceID() call.
 const char kEnableDRM[] = "settings.privacy.drm_enabled";
 
 }  // namespace prefs