Never create an app list for an incognito profile.

chrome/browser/ui/app_list/app_list_shower_views.cc

 // Copyright 2014 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/ui/app_list/app_list_shower_views.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "chrome/browser/apps/scoped_keep_alive.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/app_list/app_list_shower_delegate.h"
 #include "chrome/browser/ui/app_list/app_list_view_delegate.h"
 #include "ui/app_list/views/app_list_view.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/screen.h"
 
 AppListShower::AppListShower(AppListShowerDelegate* delegate)
     : delegate_(delegate),
       profile_(NULL),
       app_list_(NULL),
       window_icon_updated_(false) {
 }
 
 AppListShower::~AppListShower() {
 }
 
-void AppListShower::ShowForProfile(Profile* requested_profile) {
+void AppListShower::ShowForCurrentProfile() {
+  DCHECK(HasView());
+  keep_alive_.reset(new ScopedKeepAlive);
+
   // If the app list is already displaying |profile| just activate it (in case
   // we have lost focus).
-  if (IsAppListVisible() && (requested_profile == profile_)) {
-    Show();
-    return;
-  }
-
-  if (!HasView()) {
-    CreateViewForProfile(requested_profile);
-  } else if (requested_profile != profile_) {
-    profile_ = requested_profile;
-    UpdateViewForNewProfile();
-  }
-
-  keep_alive_.reset(new ScopedKeepAlive);
   if (!IsAppListVisible())
     delegate_->MoveNearCursor(app_list_);
+
   Show();
 }
 
 gfx::NativeWindow AppListShower::GetWindow() {
   if (!IsAppListVisible())
     return NULL;
   return app_list_->GetWidget()->GetNativeWindow();
 }
 
 void AppListShower::CreateViewForProfile(Profile* requested_profile) {
-  profile_ = requested_profile;
+  DCHECK(requested_profile);
+  if (HasView() && requested_profile->IsSameProfile(profile_))
+    return;
+
+  profile_ = requested_profile->GetOriginalProfile();
+  if (HasView()) {
+    UpdateViewForNewProfile();
+    return;
+  }
   app_list_ = MakeViewForCurrentProfile();
   delegate_->OnViewCreated();
 }
 
 void AppListShower::DismissAppList() {
   if (HasView()) {
     Hide();
     delegate_->OnViewDismissed();
     // This can be reached by pressing the dismiss accelerator. To prevent
     // events from being processed with a destroyed dispatcher, delay the reset
@@ skipping 68 matching lines @@
         FROM_HERE,
         base::Bind(&AppListShower::ResetKeepAlive, base::Unretained(this)));
     return;
   }
   ResetKeepAlive();
 }
 
 void AppListShower::ResetKeepAlive() {
   keep_alive_.reset();
 }