Print Preview: Make print preview tab modal.

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
===================================================================
--- chrome/app/generated_resources.grd	(revision 105275)
+++ chrome/app/generated_resources.grd	(working copy)
@@ -6079,15 +6079,6 @@
       <message name="IDS_PRINT_PREVIEW_INVALID_PRINTER_SETTINGS" desc="Message to display when selected printer is not reachable or its settings are invalid.">
         The selected printer is not available or not installed correctly.  Check your printer or try selecting another printer.
       </message>
-      <message name="IDS_PRINT_PREVIEW_INITIATOR_TAB_CRASHED" desc="Error message displayed when print preview fails because the tab that initiated the print preview crashed.">
-        Print is unavailable because the page you were trying to print has crashed.
-      </message>
-      <message name="IDS_PRINT_PREVIEW_INITIATOR_TAB_CLOSED" desc="Error message displayed when print preview fails because the user closed the tab that initiated the print preview.">
-        Print is unavailable because the page you were trying to print has been closed.
-      </message>
-      <message name="IDS_PRINT_PREVIEW_REOPEN_PAGE" desc="Text for button displayed when print preview fails because the user closed the tab that initiated the print preview. Clicking the button reopens the page that was closed.">
-        Reopen the page
-      </message>
       <message name="IDS_PRINT_PREVIEW_PRINT_BUTTON" desc="Print button.">
         Print
       </message>