DevTools: Add properties and constants support to "Documentation" module

Source/devtools/front_end/documentation/DocumentationView.js

Index: Source/devtools/front_end/documentation/DocumentationView.js
diff --git a/Source/devtools/front_end/documentation/DocumentationView.js b/Source/devtools/front_end/documentation/DocumentationView.js
index ae7c8a432f194c7fdb9fca02670cc6819e34b966..5dfded75637a6a6759327cd9b48241db3b7df469 100644
--- a/Source/devtools/front_end/documentation/DocumentationView.js
+++ b/Source/devtools/front_end/documentation/DocumentationView.js
@@ -50,16 +50,16 @@ WebInspector.DocumentationView.ContextMenuProvider.prototype = {
             return;
         var selectedText = textEditor.copyRange(selection);
         var urlProvider = new WebInspector.DocumentationURLProvider();
-        var possibleProperties = urlProvider.itemDescriptors(selectedText);
-        if (!possibleProperties.length)
+        var descriptors = urlProvider.itemDescriptors(selectedText);
+        if (!descriptors.length)
             return;
-        if (possibleProperties.length === 1) {
+        if (descriptors.length === 1) {
             var formatString = WebInspector.useLowerCaseMenuTitles() ? "Show documentation for %s.%s" : "Show Documentation for %s.%s";
-            contextMenu.appendItem(WebInspector.UIString(formatString, possibleProperties[0].name, selectedText), WebInspector.DocumentationView.showDocumentationURL.bind(null, possibleProperties[0].url));
+            contextMenu.appendItem(WebInspector.UIString(formatString, descriptors[0].name, selectedText), WebInspector.DocumentationView.showDocumentationURL.bind(null, descriptors[0].url));
             return;
         }
         var subMenuItem = contextMenu.appendSubMenuItem(WebInspector.UIString(WebInspector.useLowerCaseMenuTitles() ? "Show documentation for..." : "Show Documentation for..."));
-        for (var i = 0; i < possibleProperties.length; ++i)
-            subMenuItem.appendItem(String.sprintf("%s.%s", possibleProperties[i].name, selectedText), WebInspector.DocumentationView.showDocumentationURL.bind(null, possibleProperties[i].url));
+        for (var i = 0; i < descriptors.length; ++i)
+            subMenuItem.appendItem(String.sprintf("%s.%s", descriptors[i].name, selectedText), WebInspector.DocumentationView.showDocumentationURL.bind(null, descriptors[i].url));
     }
 }