PrintPreview: While printing the preview data, set the initiator tab title as print job name.

chrome/renderer/print_web_view_helper.cc

Index: chrome/renderer/print_web_view_helper.cc
diff --git a/chrome/renderer/print_web_view_helper.cc b/chrome/renderer/print_web_view_helper.cc
index c13c403f4d750ffe3381cf17921ee97f6f9f72d2..8ecd416a2efeb8798019137e0052d6ca7f5359f4 100644
--- a/chrome/renderer/print_web_view_helper.cc
+++ b/chrome/renderer/print_web_view_helper.cc
@@ -15,6 +15,7 @@
 #include "content/common/view_messages.h"
 #include "content/renderer/render_view.h"
 #include "grit/generated_resources.h"
+#include "printing/print_job_constants.h"
 #include "printing/units.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebConsoleMessage.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
@@ -197,6 +198,8 @@ void PrintWebViewHelper::OnPrintForPrintPreview(
     return;
   }
 
+  job_settings.GetString(printing::kSettingPrintJobTitle, &job_title_);
+
   // Render Pages for printing.
   RenderPagesForPrint(pdf_frame, &pdf_element);
 #endif
@@ -350,6 +353,7 @@ void PrintWebViewHelper::DidFinishPrinting(bool success) {
     print_web_view_ = NULL;
   }
   print_pages_params_.reset();
+  job_title_.clear();
 }
 
 bool PrintWebViewHelper::CopyAndPrint(WebKit::WebFrame* web_frame) {
@@ -391,8 +395,9 @@ void PrintWebViewHelper::PrintPages(const PrintMsg_PrintPages_Params& params,
                                               frame->view());
   int page_count = prep_frame_view.GetExpectedPageCount();
 
-  render_view()->Send(new PrintHostMsg_DidGetPrintedPagesCount(
-      render_view()->routing_id(), printParams.document_cookie, page_count));
+  render_view()->Send(new PrintHostMsg_DidGetBasicPrintJobInfo(
+      render_view()->routing_id(), printParams.document_cookie, page_count,
+      job_title_));
   if (!page_count)
     return;