Fixed smaller issues and compiler warnings.

Author: MarkusBordihn

build/cwc/main-debug.js

@@ -50,8 +50,8 @@ closureBuilder.build({
   ],
   compress: true,
   out: 'genfiles/core/js/cwc_ui.js',
-  out_source_map: 'genfiles/core/js/cwc_ui.js.map',
-  append: '//# sourceMappingURL=cwc_ui.js.map',
+  //out_source_map: 'genfiles/core/js/cwc_ui.js.map',
+  //append: '//# sourceMappingURL=cwc_ui.js.map',
   options: {
     closure: {
       debug: true,

build/externs/chrome.js

@@ -62,7 +62,7 @@ chrome.app.window = {};
 /** @type {Function} */
 chrome.app.window.get = function() {};
 
-/** @type {chrome.app.window} */
+/** @type {Function} */
 chrome.app.window.current = function() {};
 
 /** @type {Function} */