Expose the MacViewsWebUIDialogs feature flag to chrome://flags

chrome/browser/ui/browser_dialogs_mac.cc

Index: chrome/browser/ui/browser_dialogs_mac.cc
diff --git a/chrome/browser/ui/browser_dialogs_mac.cc b/chrome/browser/ui/browser_dialogs_mac.cc
index a85fbcbe6e1bd2a6d94dddf318f07415fde762fa..cfecec3c3d0651d234d28a9c6d8ed5c83040ec7c 100644
--- a/chrome/browser/ui/browser_dialogs_mac.cc
+++ b/chrome/browser/ui/browser_dialogs_mac.cc
@@ -8,15 +8,18 @@
 #include "base/feature_list.h"
 #include "chrome/common/chrome_switches.h"

[msw, 2016/05/25 16:48:15]

nit: remove

[tapted, 2016/05/26 00:49:19]

Done.

 
+namespace chrome {
+
+const base::Feature kMacViewsNativeDialogs {
+  "MacViewsNativeDialogs", base::FEATURE_DISABLED_BY_DEFAULT
+};
+
 const base::Feature kMacViewsWebUIDialogs {
   "MacViewsWebUIDialogs", base::FEATURE_DISABLED_BY_DEFAULT
 };
 
-namespace chrome {
-
 bool ToolkitViewsDialogsEnabled() {
-  return base::CommandLine::ForCurrentProcess()->HasSwitch(
-      switches::kEnableMacViewsDialogs);
+  return base::FeatureList::IsEnabled(kMacViewsNativeDialogs);
 }
 
 bool ToolkitViewsWebUIDialogsEnabled() {