[content shell] enable touch events for layout tests

content/shell/shell_main_delegate.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 "content/shell/shell_main_delegate.h"
 
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "content/public/browser/browser_main_runner.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/url_constants.h"
 #include "content/shell/shell_browser_main.h"
 #include "content/shell/shell_content_browser_client.h"
 #include "content/shell/shell_content_renderer_client.h"
 #include "content/shell/shell_switches.h"
 #include "content/shell/webkit_test_platform_support.h"
 #include "net/cookies/cookie_monster.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/ui_base_paths.h"
+#include "ui/base/ui_base_switches.h"
 #include "ui/gl/gl_switches.h"
 
 #include "ipc/ipc_message.h"  // For IPC_MESSAGE_LOG_ENABLED.
 
 #if defined(IPC_MESSAGE_LOG_ENABLED)
 #define IPC_MESSAGE_MACROS_LOG_ENABLED
 #include "content/public/common/content_ipc_logging.h"
 #define IPC_LOG_TABLE_ADD_ENTRY(msg_id, logger) \
     content::RegisterIPCLogger(msg_id, logger)
 #include "content/shell/shell_messages.h"
@@ skipping 63 matching lines @@
 
   InitLogging();
   CommandLine& command_line = *CommandLine::ForCurrentProcess();
   if (command_line.HasSwitch(switches::kDumpRenderTree)) {
     command_line.AppendSwitch(switches::kAllowFileAccessFromFiles);
     command_line.AppendSwitchASCII(
         switches::kUseGL, gfx::kGLImplementationOSMesaName);
     command_line.AppendSwitch(switches::kIgnoreGpuBlacklist);
     command_line.AppendSwitch(switches::kEnableExperimentalWebKitFeatures);
     command_line.AppendSwitch(switches::kEnableCssShaders);
+    command_line.AppendSwitchASCII(switches::kTouchEvents,
+                                   switches::kTouchEventsEnabled);
     if (command_line.HasSwitch(switches::kEnableSoftwareCompositing))
       command_line.AppendSwitch(switches::kEnableSoftwareCompositingGLAdapter);
 
     net::CookieMonster::EnableFileScheme();
     if (!WebKitTestPlatformInitialize()) {
       if (exit_code)
         *exit_code = 1;
       return true;
     }
   }
@@ skipping 66 matching lines @@
   browser_client_.reset(new ShellContentBrowserClient);
   return browser_client_.get();
 }
 
 ContentRendererClient* ShellMainDelegate::CreateContentRendererClient() {
   renderer_client_.reset(new ShellContentRendererClient);
   return renderer_client_.get();
 }
 
 }  // namespace content