Stops accumulating performance statistics on the Chrome App.

remoting/webapp/base/js/client_session.js

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @fileoverview
  * Class handling creation and teardown of a remoting client session.
  *
  * The ClientSession class controls lifetime of the client plugin
  * object and provides the plugin with the functionality it needs to
@@ skipping 210 matching lines @@
 remoting.ClientSession.PerfStats.prototype.maxDecodeLatency = 0;
 /** @type {number} */
 remoting.ClientSession.PerfStats.prototype.renderLatency = 0;
 /** @type {number} */
 remoting.ClientSession.PerfStats.prototype.maxRenderLatency = 0;
 /** @type {number} */
 remoting.ClientSession.PerfStats.prototype.roundtripLatency = 0;
 /** @type {number} */
 remoting.ClientSession.PerfStats.prototype.maxRoundtripLatency = 0;
 
+/**
+ * @param {!remoting.ClientSession.PerfStats} stats
+ * @return {boolean} true if there is any non-zero value in stats, false
+ *     otherwise.
+ */
+remoting.ClientSession.PerfStats.hasValidField = function(stats) {
+  for (var key in stats) {
+    if (stats[key] !== 0) {
+      return true;
+    }
+  }
+  return false;
+}
+
 // Keys for connection statistics.
 remoting.ClientSession.STATS_KEY_VIDEO_BANDWIDTH = 'videoBandwidth';
 remoting.ClientSession.STATS_KEY_VIDEO_FRAME_RATE = 'videoFrameRate';
 remoting.ClientSession.STATS_KEY_CAPTURE_LATENCY = 'captureLatency';
 remoting.ClientSession.STATS_KEY_ENCODE_LATENCY = 'encodeLatency';
 remoting.ClientSession.STATS_KEY_DECODE_LATENCY = 'decodeLatency';
 remoting.ClientSession.STATS_KEY_RENDER_LATENCY = 'renderLatency';
 remoting.ClientSession.STATS_KEY_ROUNDTRIP_LATENCY = 'roundtripLatency';
 
 /**
@@ skipping 313 matching lines @@
   // If we are at a finished state, ignore further state changes.
   if (this.isFinished()) {
     return;
   }
 
   var oldState = this.state_;
   this.state_ = this.translateState_(oldState, newState);
 
   if (newState == remoting.ClientSession.State.CONNECTED) {
     this.connectedDisposables_.add(
-        new base.RepeatingTimer(this.reportStatistics.bind(this), 1000));
+        new base.RepeatingTimer(this.reportStatistics.bind(this), 1000 * 60));
     if (this.plugin_.hasCapability(
           remoting.ClientSession.Capability.TOUCH_EVENTS)) {
       this.plugin_.enableTouchEvents(true);
     }
   } else if (this.isFinished()) {
     base.dispose(this.connectedDisposables_);
     this.connectedDisposables_ = null;
   }
 
   this.logAuthMethod_();
@@ skipping 142 matching lines @@
   } else if (previous == State.CONNECTED && current == State.FAILED) {
     return State.CONNECTION_DROPPED;
   }
   return current;
 };
 
 /** @private */
 remoting.ClientSession.prototype.reportStatistics = function() {
   this.logger_.logStatistics(this.plugin_.getPerfStats());
 };