Replace TOUCH_UI condition in WebUI with dynamic flag.

chrome/common/chrome_switches.cc

 // Copyright (c) 2011 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 1044 matching lines @@
 // Runs the security test for the NaCl loader sandbox.
 const char kTestNaClSandbox[]               = "test-nacl-sandbox";
 
 // Type of the current test harness ("browser" or "ui").
 const char kTestType[]                      = "test-type";
 
 // Tells the app to listen for and broadcast testing-related messages on IPC
 // channel with the given ID.
 const char kTestingChannelID[]              = "testing-channel";
 
+// Enables UI changes that make it easier to use with a touchscreen.
+const char kTouchOptimizedUI[]              = "touch-optimized-ui";
+
 // Experimental. Shows a dialog asking the user to try chrome. This flag is to
 // be used only by the upgrade process.
 const char kTryChromeAgain[]                = "try-chrome-again";
 
 // Runs un-installation steps that were done by chrome first-run.
 const char kUninstall[]                     = "uninstall";
 
 // Uses WebUI versions of dialogs when available (rather than platform-native
 // implementations).
 const char kUseMoreWebUI[]                  = "use-more-webui";
@@ skipping 220 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