Remove the web-ui task manager unused stuffs for non-ChromeOS.

chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc

Index: chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
diff --git a/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc b/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
index e5388102b8b29d8576b5f85a521ad3f7dacedde3..0acd25a2e86a7157dde608ddf7b562930177e0f9 100644
--- a/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
+++ b/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
@@ -278,10 +278,10 @@ WebUIFactoryFunction GetWebUIFactoryFunction(WebUI* web_ui,
   if (url.host() == chrome::kChromeUIPolicyHost)
     return &NewWebUI<PolicyUI>;
 #endif
-#if defined(ENABLE_TASK_MANAGER)
+#if defined(USE_AURA)
   if (url.host() == chrome::kChromeUITaskManagerHost)
     return &NewWebUI<TaskManagerUI>;
-#endif  // defined(ENABLE_TASK_MANAGER)
+#endif  // defined(USE_AURA)
 
 #if (defined(OS_LINUX) && defined(TOOLKIT_VIEWS)) || defined(USE_AURA)
   if (url.host() == chrome::kChromeUICollectedCookiesHost ||
@@ -324,7 +324,7 @@ WebUIFactoryFunction GetWebUIFactoryFunction(WebUI* web_ui,
       || url.host() == chrome::kChromeUIOSCreditsHost
       || url.host() == chrome::kChromeUITransparencyHost
 #endif
-#if defined(ENABLE_TASK_MANAGER)
+#if defined(WEBUI_TASK_MANAGER)
       || url.host() == chrome::kChromeUITaskManagerHost
 #endif
       ) {