[App banners] Add server-controlled experiment to disable app banners

chrome/common/chrome_switches.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/common/chrome_switches.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 
 namespace switches {
@@ skipping 1198 matching lines @@
 // Disables Contextual Search.
 const char kDisableContextualSearch[]        = "disable-contextual-search";
 
 // Disables zero suggest experiment on Dev channel.
 const char kDisableZeroSuggest[] = "disable-zero-suggest";
 
 // Enable the accessibility tab switcher.
 const char kEnableAccessibilityTabSwitcher[] =
     "enable-accessibility-tab-switcher";
 
-// Enables app install alerts.
-const char kEnableAppInstallAlerts[]        = "enable-app-install-alerts";
-
 // Enables Contextual Search.
 const char kEnableContextualSearch[]        = "enable-contextual-search";
 
 // Enables zero suggest functionality on Dev channel, showing most visited
 // sites as default suggestions.
 const char kEnableZeroSuggestMostVisited[] =
     "enable-zero-suggest-most-visited";
 
 // Enable zero suggest functionality on Dev channel, showing most visited
 // sites on non-search-result pages as default suggestions.
@@ skipping 150 matching lines @@
 
 // -----------------------------------------------------------------------------
 // DO NOT ADD YOUR CRAP TO THE BOTTOM OF THIS FILE.
 //
 // You were going to just dump your switches here, weren't you? Instead, please
 // put them in alphabetical order above, or in order inside the appropriate
 // ifdef at the bottom. The order should match the header.
 // -----------------------------------------------------------------------------
 
 }  // namespace switches