Revert "Devtools: Add metrics for drawer views being shown"

third_party/WebKit/Source/devtools/front_end/host/UserMetrics.js

Index: third_party/WebKit/Source/devtools/front_end/host/UserMetrics.js
diff --git a/third_party/WebKit/Source/devtools/front_end/host/UserMetrics.js b/third_party/WebKit/Source/devtools/front_end/host/UserMetrics.js
index 093bac74e69db9d9d7581d046ac88d213f9f8696..a8a545f0c978f6bea31a06043ef017c63f726c1a 100644
--- a/third_party/WebKit/Source/devtools/front_end/host/UserMetrics.js
+++ b/third_party/WebKit/Source/devtools/front_end/host/UserMetrics.js
@@ -72,15 +72,6 @@ WebInspector.UserMetrics._PanelCodes = {
     layers: 9
 }
 
-WebInspector.UserMetrics._DrawerCodes = {
-    "console": 1,
-    "animations": 2,
-    "network.config": 3,
-    "rendering": 4,
-    "sensors": 5,
-    "sources.search": 6
-}
-
 WebInspector.UserMetrics.prototype = {
     /**
      * @param {string} panelName
@@ -93,16 +84,6 @@ WebInspector.UserMetrics.prototype = {
     },
 
     /**
-     * @param {string} viewId
-     */
-    drawerShown: function(viewId)
-    {
-        var code = WebInspector.UserMetrics._DrawerCodes[viewId] || 0;
-        var size = Object.keys(WebInspector.UserMetrics._DrawerCodes).length + 1;
-        InspectorFrontendHost.recordEnumeratedHistogram("DevTools.DrawerShown", code, size);
-    },
-
-    /**
      * @param {!WebInspector.UserMetrics.Action} action
      */
     actionTaken: function(action)