Update Chromoting to use /third_party/closure_compiler.

remoting/webapp/crd/js/host_settings.js

Index: remoting/webapp/crd/js/host_settings.js
diff --git a/remoting/webapp/crd/js/host_settings.js b/remoting/webapp/crd/js/host_settings.js
index 4c659a20ebfc7ce41d9bca4ee0d6edc486b4ca13..e6164f17743249fec139e82c6717c68e0d87076f 100644
--- a/remoting/webapp/crd/js/host_settings.js
+++ b/remoting/webapp/crd/js/host_settings.js
@@ -93,9 +93,8 @@ remoting.HostSettings.loadInternal_ = function(hostId, callback) {
           return;
         }
       }
-    } catch (err) {
-      var typedErr = /** @type {*} */ (err);
-      console.error('Error loading host settings:', typedErr);
+    } catch (/** @type {*} */ err) {
+      console.error('Error loading host settings:', err);
     }
     callback({}, /** @type {Object} */ (result));
   };
@@ -103,4 +102,4 @@ remoting.HostSettings.loadInternal_ = function(hostId, callback) {
 };
 
 /** @type {string} @private */
-remoting.HostSettings.KEY_ = 'remoting-host-options';
+remoting.HostSettings.KEY_ = 'remoting-host-options';