Reland "Propagate information about how ARC apps are launched"

chrome/browser/resources/options/browser_options.js

Index: chrome/browser/resources/options/browser_options.js
diff --git a/chrome/browser/resources/options/browser_options.js b/chrome/browser/resources/options/browser_options.js
index 3326d3c5f29650fbb81436ad97ad915c67ec75ec..67f668c1ff5fdf6c16fce0a5ca5ba657705742b6 100644
--- a/chrome/browser/resources/options/browser_options.js
+++ b/chrome/browser/resources/options/browser_options.js
@@ -870,7 +870,10 @@ cr.define('options', function() {
         });
 
         $('android-apps-settings-link').addEventListener('click', function(e) {
-            chrome.send('showAndroidAppsSettings');
+            // MouseEvent.detail indicates the current click count in the
+            // 'click' event.
+            var isMouseOrTouch = e.detail != 0;

[stevenjb, 2016/11/29 20:17:10]

I find isMouseOrTouch confusing. Maybe use isKeyboardEvent instead? Also, the
comment just describes 'clicks', which makes it unclear whether that would be
set for a touch 'tap' (presumably it is?).

[Luis Héctor Chávez, 2016/11/29 20:50:46]

Done.

+            chrome.send('showAndroidAppsSettings', [isMouseOrTouch]);
         });
       }
     },