Revert 96567 - Reland 96406 - Print preview page selection should not require a rerendering of dr...

chrome/browser/resources/print_preview/page_settings.js

Index: chrome/browser/resources/print_preview/page_settings.js
===================================================================
--- chrome/browser/resources/print_preview/page_settings.js	(revision 96579)
+++ chrome/browser/resources/print_preview/page_settings.js	(working copy)
@@ -177,8 +177,9 @@
     /**
      * Updates |this.previouslySelectedPages_| with the currently selected
      * pages.
+     * @private
      */
-    updatePageSelection: function() {
+    updatePageSelection_: function() {
       this.previouslySelectedPages_ = this.selectedPagesSet;
     },
 
@@ -193,14 +194,6 @@
     },
 
     /**
-     * Checks if the page selection has changed and is valid.
-     * @return {boolean} true if the page selection is changed and is valid.
-     */
-    hasPageSelectionChangedAndIsValid: function() {
-      return this.isPageSelectionValid() && this.hasPageSelectionChanged_();
-    },
-
-    /**
      * Validates the contents of |this.selectedPagesTextfield|.
      *
      * @return {boolean} true if the text is valid.
@@ -219,8 +212,8 @@
      * @return {boolean} true if a new preview was requested.
      */
     requestPrintPreviewIfNeeded: function() {
-      if (this.hasPageSelectionChangedAndIsValid()) {
-        this.updatePageSelection();
+      if (this.isPageSelectionValid() && this.hasPageSelectionChanged_()) {
+        this.updatePageSelection_();
         requestPrintPreview();
         return true;
       }
@@ -281,6 +274,7 @@
         cr.dispatchSimpleEvent(document, 'updatePrintButton');
         return;
       }
+      this.previouslySelectedPages_ = this.selectedPagesSet;
       requestPrintPreview();
     },