Made launcher hidden when kicking off chrome in app mode.

chrome/browser/ui/ash/launcher/chrome_launcher_controller_per_browser.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/browser/ui/ash/launcher/chrome_launcher_controller_per_browser.h"
 
 #include <vector>
 
 #include "ash/launcher/launcher_model.h"
 #include "ash/shell.h"
@@ skipping 20 matching lines @@
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/extensions/application_launch.h"
 #include "chrome/browser/ui/extensions/extension_enable_flow.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/browser/web_applications/web_app.h"
 #include "chrome/common/chrome_notification_types.h"
+#include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_resource.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/web_contents.h"
 #include "extensions/common/url_pattern.h"
 #include "grit/theme_resources.h"
 #include "ui/aura/root_window.h"
@@ skipping 600 matching lines @@
 
 bool ChromeLauncherControllerPerBrowser::CanPin() const {
   const PrefService::Preference* pref =
       profile_->GetPrefs()->FindPreference(prefs::kPinnedLauncherApps);
   return pref && pref->IsUserModifiable();
 }
 
 ash::ShelfAutoHideBehavior
     ChromeLauncherControllerPerBrowser::GetShelfAutoHideBehavior(
         aura::RootWindow* root_window) const {
+  // Don't show the shelf in the app mode.
+  CommandLine* command_line = CommandLine::ForCurrentProcess();
+  if (command_line->HasSwitch(switches::kAppId) &&
+      command_line->HasSwitch(switches::kForceAppMode)) {
+    return ash::SHELF_AUTO_HIDE_ALWAYS_HIDDEN;
+  }
+
   // See comment in |kShelfAlignment| as to why we consider two prefs.
   const std::string behavior_value(
       GetPrefForRootWindow(profile_->GetPrefs(),
                            root_window,
                            prefs::kShelfAutoHideBehaviorLocal,
                            prefs::kShelfAutoHideBehavior));
 
   // Note: To maintain sync compatibility with old images of chrome/chromeos
   // the set of values that may be encountered includes the now-extinct
   // "Default" as well as "Never" and "Always", "Default" should now
@@ skipping 452 matching lines @@
     ash::ShelfAutoHideBehavior behavior,
     aura::RootWindow* root_window) {
   const char* value = NULL;
   switch (behavior) {
     case ash::SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS:
       value = ash::kShelfAutoHideBehaviorAlways;
       break;
     case ash::SHELF_AUTO_HIDE_BEHAVIOR_NEVER:
       value = ash::kShelfAutoHideBehaviorNever;
       break;
+    case ash::SHELF_AUTO_HIDE_ALWAYS_HIDDEN:
+      // This one should not be a valid preference option for now. We only want
+      // to completely hide it when we run app mode.
+      return;
   }
 
   UpdatePerDisplayPref(
       profile_->GetPrefs(), root_window, prefs::kShelfAutoHideBehavior, value);
 
   if (root_window == ash::Shell::GetPrimaryRootWindow()) {
     // See comment in |kShelfAlignment| about why we have two prefs here.
     profile_->GetPrefs()->SetString(prefs::kShelfAutoHideBehaviorLocal, value);
     profile_->GetPrefs()->SetString(prefs::kShelfAutoHideBehavior, value);
   }
@@ skipping 109 matching lines @@
 void ChromeLauncherControllerPerBrowser::SetAppIconLoaderForTest(
     ash::AppIconLoader* loader) {
   app_icon_loader_.reset(loader);
 }
 
 const std::string&
 ChromeLauncherControllerPerBrowser::GetAppIdFromLauncherIdForTest(
     ash::LauncherID id) {
   return id_to_item_controller_map_[id]->app_id();
 }