Assign unique partition ID to gaia webview

chrome/browser/resources/gaia_auth/main.js

Index: chrome/browser/resources/gaia_auth/main.js
diff --git a/chrome/browser/resources/gaia_auth/main.js b/chrome/browser/resources/gaia_auth/main.js
index c0364e8543a014d23320904ba06c5637169613e4..ff671a835562551add56fb00e533aac5cffd0852 100644
--- a/chrome/browser/resources/gaia_auth/main.js
+++ b/chrome/browser/resources/gaia_auth/main.js
@@ -56,6 +56,7 @@ Authenticator.prototype = {
         this.continueUrl_.substring(0, this.continueUrl_.indexOf('?')) ||
         this.continueUrl_;
     this.inlineMode_ = params.inlineMode;
+    this.partitionId_ = params.partitionId;

[xiyuan, 2013/11/01 21:57:11]

this.partitionId_ = params.partitionId || '';

Otherwise, I suspect we get 'undefined' as the partition id.

[guohui, 2013/11/01 22:16:06]

Done.

 
     document.addEventListener('DOMContentLoaded', this.onPageLoad.bind(this));
     document.addEventListener('enableSAML', this.onEnableSAML_.bind(this));
@@ -128,6 +129,7 @@ Authenticator.prototype = {
 
   loadFrame_: function() {
     var gaiaFrame = $('gaia-frame');
+    gaiaFrame.partition = this.partitionId_;
     gaiaFrame.src = this.getFrameUrl_();
     if (this.inlineMode_) {
       gaiaFrame.addEventListener(