dom-ui options: record user metrics for pref changes....

chrome/browser/resources/options/pref_ui.js

Index: chrome/browser/resources/options/pref_ui.js
===================================================================
--- chrome/browser/resources/options/pref_ui.js	(revision 56963)
+++ chrome/browser/resources/options/pref_ui.js	(working copy)
@@ -33,7 +33,7 @@
       // Listen to user events.
       this.addEventListener('click',
           function(e) {
-            Preferences.setBooleanPref(self.pref, self.checked);
+            Preferences.setBooleanPref(self.pref, self.checked, self.metric);
           });
     }
   };
@@ -44,6 +44,12 @@
    */
   cr.defineProperty(PrefCheckbox, 'pref', cr.PropertyKind.ATTR);
 
+  /**
+   * The user metric string.
+   * @type {string}
+   */
+  cr.defineProperty(PrefCheckbox, 'metric', cr.PropertyKind.ATTR);
+
   /////////////////////////////////////////////////////////////////////////////
   // PrefRadio class:
 
@@ -74,10 +80,10 @@
           function(e) {
             if(self.value == 'true' || self.value == 'false') {
               Preferences.setBooleanPref(self.pref,
-                  self.value == 'true');
+                  self.value == 'true', self.metric);
             } else {
               Preferences.setIntegerPref(self.pref,
-                  parseInt(self.value, 10));
+                  parseInt(self.value, 10), self.metric);
             }
           });
     },
@@ -97,6 +103,11 @@
     }
   };
 
+  /**
+   * The user metric string.
+   * @type {string}
+   */
+  cr.defineProperty(PrefRadio, 'metric', cr.PropertyKind.ATTR);
 
   /////////////////////////////////////////////////////////////////////////////
   // PrefNumeric class:
@@ -124,7 +135,7 @@
       // Listen to user events.
       this.addEventListener('change',
           function(e) {
-            Preferences.setIntegerPref(self.pref, self.value);
+            Preferences.setIntegerPref(self.pref, self.value, self.metric);
           });
     }
   };
@@ -135,6 +146,12 @@
    */
   cr.defineProperty(PrefNumeric, 'pref', cr.PropertyKind.ATTR);
 
+  /**
+   * The user metric string.
+   * @type {string}
+   */
+  cr.defineProperty(PrefNumeric, 'metric', cr.PropertyKind.ATTR);
+
   /////////////////////////////////////////////////////////////////////////////
   // PrefNumber class:
 
@@ -209,15 +226,15 @@
             switch(self.dataType) {
               case 'number':
                 Preferences.setIntegerPref(self.pref,
-                    self.options[self.selectedIndex].value);
+                    self.options[self.selectedIndex].value, self.metric);
                 break;
               case 'boolean':
                 Preferences.setBooleanValue(self.pref,
-                    self.options[self.selectedIndex].value);
+                    self.options[self.selectedIndex].value, self.metric);
                 break;
               case 'string':
                 Preferences.setStringPref(self.pref,
-                    self.options[self.selectedIndex].value);
+                    self.options[self.selectedIndex].value, self.metric);
                 break;
             }
           });
@@ -255,6 +272,12 @@
    */
   cr.defineProperty(PrefSelect, 'pref', cr.PropertyKind.ATTR);
 
+  /**
+   * The user metric string.
+   * @type {string}
+   */
+  cr.defineProperty(PrefSelect, 'metric', cr.PropertyKind.ATTR);
+
   /////////////////////////////////////////////////////////////////////////////
   // PrefTextField class:
 
@@ -282,7 +305,7 @@
       // Listen to user events.
       this.addEventListener('change',
           function(e) {
-            Preferences.setStringPref(self.pref, self.value);
+            Preferences.setStringPref(self.pref, self.value, self.metric);
           });
 
       window.addEventListener('unload',
@@ -299,6 +322,12 @@
    */
   cr.defineProperty(PrefTextField, 'pref', cr.PropertyKind.ATTR);
 
+  /**
+   * The user metric string.
+   * @type {string}
+   */
+  cr.defineProperty(PrefTextField, 'metric', cr.PropertyKind.ATTR);
+
   // Export
   return {
     PrefCheckbox: PrefCheckbox,