browser: Move more files into chrome namespace.

chrome/browser/ui/webui/print_preview/print_preview_handler.cc

Index: chrome/browser/ui/webui/print_preview/print_preview_handler.cc
diff --git a/chrome/browser/ui/webui/print_preview/print_preview_handler.cc b/chrome/browser/ui/webui/print_preview/print_preview_handler.cc
index 9fdfd63d2fced9d491abb9f13226a966d85f212e..68b4636a774d3eab35c66ca97de76ede16d0ced3 100644
--- a/chrome/browser/ui/webui/print_preview/print_preview_handler.cc
+++ b/chrome/browser/ui/webui/print_preview/print_preview_handler.cc
@@ -504,7 +504,7 @@ void PrintPreviewHandler::HandleCancelPendingPrintRequest(
   gfx::NativeWindow parent = initiator_tab ?
       initiator_tab->web_contents()->GetView()->GetTopLevelNativeWindow() :
       NULL;
-  browser::ShowPrintErrorDialog(parent);
+  chrome::ShowPrintErrorDialog(parent);
 }
 
 void PrintPreviewHandler::HandleSaveLastPrinter(const ListValue* args) {