Hide second 'Details' link on extensions page if App Info dialog used

chrome/browser/ui/webui/extensions/extension_settings_handler.cc

Index: chrome/browser/ui/webui/extensions/extension_settings_handler.cc
diff --git a/chrome/browser/ui/webui/extensions/extension_settings_handler.cc b/chrome/browser/ui/webui/extensions/extension_settings_handler.cc
index a2972ec3fa83eb036e95fa4a744e9e92e4273dc9..1e961c6ee88415a4cb075b027aed5a4dd6890dac 100644
--- a/chrome/browser/ui/webui/extensions/extension_settings_handler.cc
+++ b/chrome/browser/ui/webui/extensions/extension_settings_handler.cc
@@ -917,6 +917,10 @@ void ExtensionSettingsHandler::HandleRequestExtensionsData(
   results.SetBoolean("incognitoAvailable", incognito_available);
   results.SetBoolean("developerMode", developer_mode);
 
+  results.SetBoolean("enableExtensionInfoDialog",
+                     CommandLine::ForCurrentProcess()->HasSwitch(
+                         switches::kEnableExtensionInfoDialog));
+
   // Promote the Chrome Apps & Extensions Developer Tools if they are not
   // installed and the user has not previously dismissed the warning.
   bool promote_apps_dev_tools = false;