MD Settings: Network: Do not call setProperties when setting defaults

chrome/browser/resources/settings/internet_page/internet_detail_page.js

Index: chrome/browser/resources/settings/internet_page/internet_detail_page.js
diff --git a/chrome/browser/resources/settings/internet_page/internet_detail_page.js b/chrome/browser/resources/settings/internet_page/internet_detail_page.js
index 7e84ed7cdf0a63eb1811cd5c40df3c1bc7db023e..064757041f3459e284dffa493d3c90f03eb878e0 100644
--- a/chrome/browser/resources/settings/internet_page/internet_detail_page.js
+++ b/chrome/browser/resources/settings/internet_page/internet_detail_page.js
@@ -149,19 +149,23 @@ Polymer({
   didSetFocus_: false,
 
   /**
+   * Set to true to once the initial properties have been received. This
+   * prevents setProperties from being called when setting default properties.
+   * @private {boolean}
+   */
+  networkPropertiesReceived_: false,
+
+  /**
    * Set in currentRouteChanged() if the showConfigure URL query
    * parameter is set to true. The dialog cannot be shown until the
-   * network properties have been fetched in
-   * networkPropertiesChanged_().
-   * @type {boolean}
-   * @private
+   * network properties have been fetched in networkPropertiesChanged_().
+   * @private {boolean}
    */
   shoudlShowConfigureWhenNetworkLoaded_: false,
 
   /**
    * Whether the previous route was also the network detail page.
-   * @type {boolean}
-   * @private
+   * @private {boolean}
    */
   wasPreviousRouteNetworkDetailPage_: false,
 
@@ -192,6 +196,7 @@ Polymer({
       this.close_();
     }
     // Set basic networkProperties until they are loaded.
+    this.networkPropertiesReceived_ = false;
     var type = /** @type {!chrome.networkingPrivate.NetworkType} */ (
                    queryParams.get('type')) ||
         CrOnc.Type.WI_FI;
@@ -329,6 +334,7 @@ Polymer({
       return;
     }
     this.networkProperties = properties;
+    this.networkPropertiesReceived_ = true;
   },
 
   /**
@@ -349,6 +355,7 @@ Polymer({
       Connectable: state.Connectable,
       ConnectionState: state.ConnectionState,
     };
+    this.networkPropertiesReceived_ = true;
   },
 
   /**
@@ -357,6 +364,9 @@ Polymer({
    * @private
    */
   setNetworkProperties_: function(onc) {
+    if (!this.networkPropertiesReceived_)
+      return;
+
     assert(!!this.guid);
     this.networkingPrivate.setProperties(this.guid, onc, function() {
       if (chrome.runtime.lastError) {