Enable pinch & scrollbars by default for CrOS.

chrome/browser/chromeos/login/chrome_restart_request.cc

 // Copyright 2013 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/chromeos/login/chrome_restart_request.h"
 
 #include <vector>
 
 #include "ash/ash_switches.h"
 #include "base/chromeos/chromeos_version.h"
@@ skipping 105 matching lines @@
       ::switches::kUseCras,
 #endif
       ::switches::kUseGL,
       ::switches::kUserDataDir,
       ::switches::kUseExynosVda,
       ash::switches::kAshTouchHud,
       ash::switches::kAuraLegacyPowerButton,
       ash::switches::kAshEnableNewNetworkStatusArea,
       cc::switches::kDisableThreadedAnimation,
       cc::switches::kEnablePartialSwap,
+      cc::switches::kEnablePinchZoomScrollbars,
+      cc::switches::kDisablePinchZoomScrollbars,
       chromeos::switches::kDbusStub,
       gfx::switches::kEnableBrowserTextSubpixelPositioning,
       gfx::switches::kEnableWebkitTextSubpixelPositioning,
       views::corewm::switches::kNoDropShadows,
       views::corewm::switches::kWindowAnimationsDisabled,
   };
   command_line->CopySwitchesFrom(base_command_line,
                                  kForwardSwitches,
                                  arraysize(kForwardSwitches));
 
@@ skipping 169 matching lines @@
     // Relaunch chrome without session manager on dev box.
     ReLaunch(command_line);
     return;
   }
 
   // ChromeRestartRequest deletes itself after request sent to session manager.
   (new ChromeRestartRequest(command_line))->Start();
 }
 
 }  // namespace chromeos