[Mac] Fix for find bar text issue

chrome/browser/ui/cocoa/find_bar/find_bar_cocoa_controller.mm

Index: chrome/browser/ui/cocoa/find_bar/find_bar_cocoa_controller.mm
diff --git a/chrome/browser/ui/cocoa/find_bar/find_bar_cocoa_controller.mm b/chrome/browser/ui/cocoa/find_bar/find_bar_cocoa_controller.mm
index 967cb4b228a69ece151d374b2eb472543e0f58e7..86c363a62a339a5dd7cafae059e6865fc525e932 100644
--- a/chrome/browser/ui/cocoa/find_bar/find_bar_cocoa_controller.mm
+++ b/chrome/browser/ui/cocoa/find_bar/find_bar_cocoa_controller.mm
@@ -456,6 +456,7 @@ const float kRightEdgeOffset = 25;
   }
 
   [findText_ resetFieldEditorFrameIfNeeded];
+  [findText_ setNeedsDisplay:YES];
 
   // If we found any results, reset the focus tracker, so we always
   // restore focus to the tab contents.