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

chrome/renderer/mock_render_thread.cc

Index: chrome/renderer/mock_render_thread.cc
diff --git a/chrome/renderer/mock_render_thread.cc b/chrome/renderer/mock_render_thread.cc
index 0ae683d6b22620b50675db2be13a743631530b46..f1e79dc9bfec82cbdb7d59ebad0294ba5b6c0c47 100644
--- a/chrome/renderer/mock_render_thread.cc
+++ b/chrome/renderer/mock_render_thread.cc
@@ -112,8 +112,8 @@ bool MockRenderThread::OnMessageReceived(const IPC::Message& msg) {
     IPC_MESSAGE_HANDLER(PrintHostMsg_ScriptedPrint,
                         OnScriptedPrint)
 #if defined(OS_WIN) || defined(OS_MACOSX)
-    IPC_MESSAGE_HANDLER(PrintHostMsg_DidGetPrintedPagesCount,
-                        OnDidGetPrintedPagesCount)
+    IPC_MESSAGE_HANDLER(PrintHostMsg_DidGetBasicPrintJobInfo,
+                        OnDidGetBasicPrintJobInfo)
     IPC_MESSAGE_HANDLER(PrintHostMsg_DidPrintPage, OnDidPrintPage)
 #endif
 #if defined(OS_WIN)
@@ -205,7 +205,8 @@ void MockRenderThread::OnScriptedPrint(
   }
 }
 
-void MockRenderThread::OnDidGetPrintedPagesCount(int cookie, int number_pages) {
+void MockRenderThread::OnDidGetBasicPrintJobInfo(
+    int cookie, int number_pages, const string16& job_title) {
   if (printer_.get())
     printer_->SetPrintedPagesCount(cookie, number_pages);
 }