Enable chrome://device-emulator in non-official NDEBUG builds.

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 00eb74009119f9145367a58777b7e8d6b4e1e25d..d7ed5149bd7556abfd755a27a8293d20ea2d5c14 100644
--- a/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
+++ b/chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc
@@ -152,7 +152,7 @@
 #include "components/proximity_auth/webui/url_constants.h"
 #endif
 
-#if defined(OS_CHROMEOS) && !defined(NDEBUG)
+#if defined(OS_CHROMEOS) && !defined(OFFICIAL_BUILD)
 #include "chrome/browser/ui/webui/chromeos/emulator/device_emulator_ui.h"
 #endif
 
@@ -511,12 +511,12 @@ WebUIFactoryFunction GetWebUIFactoryFunction(WebUI* web_ui,
     return &NewWebUI<chromeos::SlowTraceController>;
   if (url.host() == chrome::kChromeUIVoiceSearchHost)
     return &NewWebUI<VoiceSearchUI>;
-#if !defined(NDEBUG)
+#if !defined(OFFICIAL_BUILD)
   if (!base::SysInfo::IsRunningOnChromeOS()) {
     if (url.host() == chrome::kChromeUIDeviceEmulatorHost)
       return &NewWebUI<DeviceEmulatorUI>;
   }
-#endif  // !defined(NDEBUG)
+#endif  // !defined(OFFICIAL_BUILD)
 #endif  // defined(OS_CHROMEOS)
 #if defined(OS_ANDROID)
   if (url.host() == chrome::kChromeUIOfflineInternalsHost)