PrintPreview: Print Preview is not staying associated with initiator renderer.

chrome/browser/resources/print_preview.js

Index: chrome/browser/resources/print_preview.js
diff --git a/chrome/browser/resources/print_preview.js b/chrome/browser/resources/print_preview.js
index b91cf2e83b1855592814a620d870ae49ac66f36a..a2aa9d2f763254807977b30af4c4ea271ffdc052 100644
--- a/chrome/browser/resources/print_preview.js
+++ b/chrome/browser/resources/print_preview.js
@@ -30,6 +30,9 @@ const MANAGE_PRINTERS = 'Manage Printers';
 // State of the print preview settings.
 var printSettings = new PrintSettings();
 
+// Preview UI identifier.
+var previewUIIdentifier = null;
+
 /**
  * Window onload handler, sets up the page and starts print preview by getting
  * the printer list.
@@ -493,12 +496,11 @@ function onPDFLoad() {
  * @param {number} pageCount The expected total pages count.
  * @param {string} jobTitle The print job title.
  * @param {boolean} modifiable If the preview is modifiable.
- *
+ * @param {string} previewUIId Preview UI identifier.
  */
-function updatePrintPreview(pageCount, jobTitle, modifiable) {
+function updatePrintPreview(pageCount, jobTitle, modifiable, previewUIId) {
   var tempPrintSettings = new PrintSettings();
   tempPrintSettings.save();
-
   previewModifiable = modifiable;
 
   if (totalPageCount == -1)
@@ -529,6 +531,9 @@ function updatePrintPreview(pageCount, jobTitle, modifiable) {
   // Update the current tab title.
   document.title = localStrings.getStringF('printPreviewTitleFormat', jobTitle);
 
+  // Store the preview tab identifier.
+  previewUIIdentifier = previewUIId;
+
   createPDFPlugin();
   updatePrintSummary();
   updatePrintButtonState();
@@ -561,7 +566,8 @@ function createPDFPlugin() {
   var pdfPlugin = document.createElement('embed');
   pdfPlugin.setAttribute('id', 'pdf-viewer');
   pdfPlugin.setAttribute('type', 'application/pdf');
-  pdfPlugin.setAttribute('src', 'chrome://print/print.pdf');
+  pdfPlugin.setAttribute('src',
+                         'chrome://print/print.pdf/' + previewUIIdentifier);
   var mainView = $('mainview');
   mainView.appendChild(pdfPlugin);
   pdfPlugin.onload('onPDFLoad()');