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 5b1fe229a781af3f542e8e29d4c40209c49f9ef2..37da3d9d2c3e3e3d6593a1419a7ca73ba437a90a 100644
--- a/chrome/browser/ui/views/ash/launcher/launcher_updater.cc
+++ b/chrome/browser/ui/views/ash/launcher/launcher_updater.cc
@@ -59,16 +59,19 @@ void LauncherUpdater::Init() {
     item_id_ = launcher_delegate_->CreateAppLauncherItem(
         this, app_id_, app_type);
   } else {
+    bool is_private = false;
     // Determine if we have any tabs that should get launcher items.
     std::vector<TabContentsWrapper*> app_tabs;
     for (int i = 0; i < tab_model_->count(); ++i) {
       TabContentsWrapper* tab = tab_model_->GetTabContentsAt(i);
       if (!launcher_delegate_->GetAppID(tab).empty())
         app_tabs.push_back(tab);
+      else if (tab->profile()->GetOriginalProfile() != tab->profile())
+        is_private = true;
     }
 
     if (static_cast<int>(app_tabs.size()) != tab_model_->count())
-      CreateTabbedItem();
+      CreateTabbedItem(is_private);
 
     // Create items for the app tabs.
     for (size_t i = 0; i < app_tabs.size(); ++i)
@@ -227,6 +230,7 @@ void LauncherUpdater::UpdateLauncher(TabContentsWrapper* tab) {
 
 void LauncherUpdater::UpdateAppTabState(TabContentsWrapper* tab,
                                         UpdateType update_type) {
+  bool is_incognito = (tab->profile()->GetOriginalProfile() != tab->profile());
   bool showing_app_item = app_map_.find(tab) != app_map_.end();
   std::string app_id = update_type == UPDATE_TAB_REMOVED ?
       std::string() : launcher_delegate_->GetAppID(tab);
@@ -235,7 +239,7 @@ void LauncherUpdater::UpdateAppTabState(TabContentsWrapper* tab,
     if (!show_app) {
       if (item_id_ == -1 && update_type == UPDATE_TAB_INSERTED) {
         // A new non-app tab was added and we have no app tabs. Add one now.
-        CreateTabbedItem();
+        CreateTabbedItem(is_incognito);
       } else if (item_id_ != -1 && update_type == UPDATE_TAB_REMOVED &&
                  tab_model_->count() == (static_cast<int>(app_map_.size()))) {
         launcher_delegate_->LauncherItemClosed(item_id_);
@@ -270,9 +274,11 @@ void LauncherUpdater::UpdateAppTabState(TabContentsWrapper* tab,
         // If the app is pinned we have to leave it and create a new tabbed
         // item.
         launcher_delegate_->LauncherItemClosed(launcher_id);
-        CreateTabbedItem();
+        CreateTabbedItem(is_incognito);
       }
-      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 {
@@ -321,9 +327,12 @@ void LauncherUpdater::RegisterAppItem(ash::LauncherID id,
   app_map_[tab] = details;
 }
 
-void LauncherUpdater::CreateTabbedItem() {
+void LauncherUpdater::CreateTabbedItem(bool is_private) {
   DCHECK_EQ(-1, item_id_);
-  item_id_ = launcher_delegate_->CreateTabbedLauncherItem(this);
+  item_id_ = launcher_delegate_->CreateTabbedLauncherItem(
+      this,
+      is_private ? ChromeLauncherDelegate::STATE_INCOGNITO :
+                   ChromeLauncherDelegate::STATE_NOT_INCOGNITO);
 }
 
 bool LauncherUpdater::ContainsID(ash::LauncherID id, TabContentsWrapper** tab) {