Print Preview: Fixing behavior of event listeners.

chrome/browser/ui/webui/print_preview_ui.cc

Index: chrome/browser/ui/webui/print_preview_ui.cc
diff --git a/chrome/browser/ui/webui/print_preview_ui.cc b/chrome/browser/ui/webui/print_preview_ui.cc
index dac619970532f40c2e8a05c9a56260bdf2acafc1..62fcfc443a1f416cc3ed5e9dd73c331dd8c5dc3a 100644
--- a/chrome/browser/ui/webui/print_preview_ui.cc
+++ b/chrome/browser/ui/webui/print_preview_ui.cc
@@ -65,19 +65,24 @@ void PrintPreviewUI::OnPrintPreviewRequest() {
 
 void PrintPreviewUI::OnDidGetPreviewPageCount(int document_cookie,
                                               int page_count,
-                                              bool is_modifiable) {
+                                              bool is_modifiable,
+                                              int preview_request_id) {
   DCHECK_GT(page_count, 0);
   document_cookie_ = document_cookie;
   FundamentalValue count(page_count);
   FundamentalValue modifiable(is_modifiable);
-  CallJavascriptFunction("onDidGetPreviewPageCount", count, modifiable);
+  FundamentalValue request_id(preview_request_id);
+  CallJavascriptFunction("onDidGetPreviewPageCount", count, modifiable,
+                         request_id);
 }
 
-void PrintPreviewUI::OnDidPreviewPage(int page_number) {
+void PrintPreviewUI::OnDidPreviewPage(int page_number,
+                                      int preview_request_id) {
   DCHECK_GE(page_number, 0);
   FundamentalValue number(page_number);
   StringValue ui_identifier(preview_ui_addr_str_);
-  CallJavascriptFunction("onDidPreviewPage", number, ui_identifier);
+  FundamentalValue request_id(preview_request_id);
+  CallJavascriptFunction("onDidPreviewPage", number, ui_identifier, request_id);
 }
 
 void PrintPreviewUI::OnReusePreviewData(int preview_request_id) {