[DevTools] Make toolbar counters declarative.

Source/devtools/front_end/main/module.json

 {
     "extensions": [
         {
             "type": "@WebInspector.ContextMenu.Provider",
             "contextTypes": ["WebInspector.UISourceCode", "WebInspector.Resource", "WebInspector.NetworkRequest", "Node"],
             "className": "WebInspector.HandlerRegistry.ContextMenuProvider"
         },
         {
             "type": "@WebInspector.ActionDelegate",
             "actionId": "main.reload",
@@ skipping 117 matching lines @@
             "title": "Rendering",
             "order": "11",
             "className": "WebInspector.RenderingOptions.View"
         },
         {
             "type": "@WebInspector.Revealer",
             "contextTypes": ["WebInspector.OverridesSupport"],
             "className": "WebInspector.OverridesView.Revealer"
         },
         {
-            "type": "@WebInspector.StatusBarButton.Provider",
+            "type": "@WebInspector.StatusBarItem.Provider",
             "className": "WebInspector.InspectElementModeController.ToggleButtonProvider",
             "location": "toolbar-left",
             "order": 0,
             "actionId": "main.toggle-element-search"
         },
         {
-            "type": "@WebInspector.StatusBarButton.Provider",
+            "type": "@WebInspector.StatusBarItem.Provider",
             "className": "WebInspector.App.EmulationButtonProvider",
             "order": 1,
             "location": "toolbar-left"
         },
         {
-            "type": "@WebInspector.StatusBarButton.Provider",
-            "className": "WebInspector.DockController.ButtonProvider",
+            "type": "@WebInspector.StatusBarItem.Provider",
+            "className": "WebInspector.AdvancedApp.DeviceCounter",
+            "order": 0,
+            "location": "toolbar-right"
+        },
+        {
+            "type": "@WebInspector.StatusBarItem.Provider",
+            "className": "WebInspector.Main.WarningErrorCounter",
             "order": 1,
             "location": "toolbar-right"
         },
         {
-            "type": "@WebInspector.StatusBarButton.Provider",
+            "type": "@WebInspector.StatusBarItem.Provider",
+            "className": "WebInspector.InspectorView.ToggleDrawerButtonProvider",
+            "order": 2,
+            "location": "toolbar-right"
+        },
+        {
+            "type": "@WebInspector.StatusBarItem.Provider",
+            "className": "WebInspector.DockController.ButtonProvider",
+            "order": 4,
+            "location": "toolbar-right"
+        },
+        {
+            "type": "@WebInspector.StatusBarItem.Provider",
             "className": "WebInspector.ScreencastApp.StatusBarButtonProvider",
-            "order": 2,
+            "order": 5,
             "location": "toolbar-right"
         },
         {
             "type": "ui-setting",
             "title": "Disable cache (while DevTools is open)",
             "settingName": "cacheDisabled",
             "settingType": "checkbox"
         },
         {
             "type": "ui-setting",
@@ skipping 16 matching lines @@
             "settingType": "checkbox"
         },
         {
             "type": "ui-setting",
             "section": "Extensions",
             "settingType": "custom",
             "className": "WebInspector.HandlerRegistry.OpenAnchorLocationSettingDelegate"
         }
     ]
 }