Revert 245093 "Flag-flip of app-list-voice-search. Now it's on b..."

trunk/src/chrome/browser/ui/app_list/start_page_service.cc

Index: trunk/src/chrome/browser/ui/app_list/start_page_service.cc
===================================================================
--- trunk/src/chrome/browser/ui/app_list/start_page_service.cc	(revision 245183)
+++ trunk/src/chrome/browser/ui/app_list/start_page_service.cc	(working copy)
@@ -36,7 +36,7 @@
   static StartPageService* GetForProfile(Profile* profile) {
     CommandLine* command_line = CommandLine::ForCurrentProcess();
     if (!command_line->HasSwitch(::switches::kShowAppListStartPage) &&
-        command_line->HasSwitch(app_list::switches::kDisableVoiceSearch)) {
+        !command_line->HasSwitch(app_list::switches::kEnableVoiceSearch)) {
       return NULL;
     }
 
@@ -165,8 +165,9 @@
 }
 
 content::WebContents* StartPageService::GetSpeechRecognitionContents() {
-  return CommandLine::ForCurrentProcess()->HasSwitch(
-      app_list::switches::kDisableVoiceSearch) ? NULL : contents_.get();
+  // Speech recognition is available if either of start-page or voice-search
+  // is enabled.
+  return contents_.get();
 }
 
 void StartPageService::OnSpeechResult(