Show a different icon in the launcher for incognito windows

chrome/browser/ui/views/ash/launcher/launcher_updater.cc

Index: chrome/browser/ui/views/ash/launcher/launcher_updater.cc
diff --git a/chrome/browser/ui/views/ash/launcher/launcher_updater.cc b/chrome/browser/ui/views/ash/launcher/launcher_updater.cc
index 8f3c604710fae8c582a3acac0183eaff55d6780d..23ccd381f5ddd101e84b99d0e8e052e042247173 100644
--- a/chrome/browser/ui/views/ash/launcher/launcher_updater.cc
+++ b/chrome/browser/ui/views/ash/launcher/launcher_updater.cc
@@ -38,6 +38,8 @@ LauncherUpdater::LauncherUpdater(aura::Window* window,
       launcher_delegate_(delegate),
       type_(type),
       app_id_(app_id),
+      is_incognito_(tab_model->profile()->GetOriginalProfile() !=
+                    tab_model->profile()),
       item_id_(-1) {
 }
 
@@ -272,7 +274,9 @@ void LauncherUpdater::UpdateAppTabState(TabContentsWrapper* tab,
         launcher_delegate_->LauncherItemClosed(launcher_id);
         CreateTabbedItem();
       }
-      ash::LauncherItem item(ash::TYPE_TABBED);
+      ash::LauncherItem item;
+      item.type = ash::TYPE_TABBED;
+      item.is_incognito = is_incognito_;
       item.num_tabs = tab_model_->count();
       launcher_model()->Set(launcher_model()->ItemIndexByID(item_id_), item);
     } else {
@@ -325,7 +329,10 @@ void LauncherUpdater::RegisterAppItem(ash::LauncherID id,
 
 void LauncherUpdater::CreateTabbedItem() {
   DCHECK_EQ(-1, item_id_);
-  item_id_ = launcher_delegate_->CreateTabbedLauncherItem(this);
+  item_id_ = launcher_delegate_->CreateTabbedLauncherItem(
+      this,
+      is_incognito_ ? ChromeLauncherDelegate::STATE_INCOGNITO :
+                      ChromeLauncherDelegate::STATE_NOT_INCOGNITO);
 }
 
 bool LauncherUpdater::ContainsID(ash::LauncherID id, TabContentsWrapper** tab) {