Remove find bar focus redirection on mouse events.

chrome/browser/ui/views/find_bar_host.h

Index: chrome/browser/ui/views/find_bar_host.h
diff --git a/chrome/browser/ui/views/find_bar_host.h b/chrome/browser/ui/views/find_bar_host.h
index af058611fa276408822d92671582136114aabef7..57800c50276f58fcd8b8ffec9a900a3f4dda5d17 100644
--- a/chrome/browser/ui/views/find_bar_host.h
+++ b/chrome/browser/ui/views/find_bar_host.h
@@ -16,6 +16,7 @@
 
 class BrowserView;
 class FindBarController;
+class FindInPageTest;
 class FindNotificationDetails;
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -118,6 +119,8 @@ class FindBarHost : public DropdownBarHost,
   void OnVisibilityChanged() override;
 
  private:
+  friend class FindInPageTest;
+
   // Allows implementation to tweak widget position.
   void GetWidgetPositionNative(gfx::Rect* avoid_overlapping_rect);