Added ability to list and delete hosts with GCD.

remoting/webapp/crd/js/host_list_api_gcd_impl.js

Index: remoting/webapp/crd/js/host_list_api_gcd_impl.js
diff --git a/remoting/webapp/crd/js/host_list_api_gcd_impl.js b/remoting/webapp/crd/js/host_list_api_gcd_impl.js
index 02db52e6d41920cbceec8a68834aad2f6517afb2..005b237fd2d4c915aa68f9b4cef95f305fcabe18 100644
--- a/remoting/webapp/crd/js/host_list_api_gcd_impl.js
+++ b/remoting/webapp/crd/js/host_list_api_gcd_impl.js
@@ -60,9 +60,18 @@ remoting.HostListApiGcdImpl.prototype.register = function(
 
 /** @override */
 remoting.HostListApiGcdImpl.prototype.get = function() {
-  // TODO(jrw)
-  this.gcd_.listDevices();
-  return Promise.resolve([]);
+  return this.gcd_.listDevices().
+      then(function(devices) {
+        var hosts = [];
+        devices.forEach(function(device) {
+          try {
+            hosts.push(remoting.HostListApiGcdImpl.deviceToHost(device));
+          } catch (/** @type {*} */ error) {
+            console.warn('Invalid device spec:', error);
+          }
+        });
+        return hosts;
+      });
 };
 
 /** @override */
@@ -74,8 +83,52 @@ remoting.HostListApiGcdImpl.prototype.put =
 
 /** @override */
 remoting.HostListApiGcdImpl.prototype.remove = function(hostId) {
-  // TODO(jrw)
-  throw new Error('Not implemented');
+  var that = this;
+  return this.gcd_.listDevices(hostId).then(function(devices) {
+    var gcdId = null;
+    for (var i = 0; i < devices.length; i++) {
+      var device = devices[i];
+      // The "name" field in GCD holds what Chromoting considers to be
+      // the host ID.
+      if (device.name == hostId) {
+        gcdId = device.id;
+      }
+    }
+    if (gcdId == null) {
+      return false;
+    } else {
+      return that.gcd_.deleteDevice(gcdId);
+    }
+  });
+};
+
+/**
+ * @param {!Object} device
+ * @return {!remoting.Host}
+ */
+remoting.HostListApiGcdImpl.deviceToHost = function(device) {
+  var statusMap = {
+    'online': 'ONLINE',
+    'offline': 'OFFLINE'
+  };
+  var hostId = base.getStringAttr(device, 'name');
+  var host = new remoting.Host(hostId);
+  host.hostName = base.getStringAttr(device, 'displayName');
+  host.status = base.getStringAttr(
+      statusMap, base.getStringAttr(device, 'connectionStatus'));
+  var state = base.getObjectAttr(device, 'state', {});
+  host.publicKey = base.getStringAttr(state, 'publicKey');
+  host.jabberId = base.getStringAttr(state, 'jabberId', '');
+  host.hostVersion = base.getStringAttr(state, 'hostVersion', '');
+  var creationTimeMs = base.getNumberAttr(device, 'creationTimeMs', 0);
+  if (creationTimeMs) {
+    host.createdTime = new Date(creationTimeMs).toISOString();
+  }
+  var lastUpdateTimeMs = base.getNumberAttr(device, 'lastUpdateTimeMs', 0);
+  if (lastUpdateTimeMs) {
+    host.updatedTime = new Date(lastUpdateTimeMs).toISOString();
+  }
+  return host;
 };
 
 })();