Lock rotation when screen is manually rotated.

chrome/browser/chromeos/display/display_preferences.cc

Index: chrome/browser/chromeos/display/display_preferences.cc
diff --git a/chrome/browser/chromeos/display/display_preferences.cc b/chrome/browser/chromeos/display/display_preferences.cc
index 7055eec03b1d98b6860233c5fd8ceba4ab01bca4..968a81b3d7232c14e4c1f8b19adbf211aeabce7e 100644
--- a/chrome/browser/chromeos/display/display_preferences.cc
+++ b/chrome/browser/chromeos/display/display_preferences.cc
@@ -7,8 +7,8 @@
 #include "ash/display/display_layout_store.h"
 #include "ash/display/display_manager.h"
 #include "ash/display/display_pref_util.h"
-#include "ash/display/resolution_notification_controller.h"
 #include "ash/shell.h"
+#include "ash/wm/maximize_mode/maximize_mode_controller.h"

[oshima, 2014/05/23 20:00:57]

nit: you don't need this?

[jonross, 2014/05/26 19:05:48]

Done.

 #include "base/prefs/pref_registry_simple.h"
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
@@ -305,10 +305,9 @@ void StoreDisplayPrefs() {
 
   // Do not store prefs when the confirmation dialog is shown.
   if (!UserCanSaveDisplayPreference() ||
-      ash::Shell::GetInstance()->resolution_notification_controller()->
-          DoesNotificationTimeout()) {
+      !ash::Shell::GetInstance()->ShouldSaveDisplaySettings())

[flackr, 2014/05/26 16:05:18]

nit: curlies necessary { }.

[jonross, 2014/05/26 19:05:48]

Done.

     return;
-  }
+
   StoreCurrentDisplayLayoutPrefs();
   StoreCurrentDisplayProperties();
 }