When navigation focuses a web contents, also activate its window.

chrome/browser/ui/browser_navigator.cc

Index: chrome/browser/ui/browser_navigator.cc
diff --git a/chrome/browser/ui/browser_navigator.cc b/chrome/browser/ui/browser_navigator.cc
index 4197fba97d48a184fff238ff3bfd08fd0ae2b593..1a7e8063626468d6f4ecb99c13cc336d3efca219 100644
--- a/chrome/browser/ui/browser_navigator.cc
+++ b/chrome/browser/ui/browser_navigator.cc
@@ -301,12 +301,14 @@ class ScopedBrowserShower {
         chrome::NavigateParams::SHOW_WINDOW_INACTIVE) {
       params_->browser->window()->ShowInactive();
     } else if (params_->window_action == chrome::NavigateParams::SHOW_WINDOW) {
-      params_->browser->window()->Show();
+      BrowserWindow* window = params_->browser->window();
+      window->Show();
       // If a user gesture opened a popup window, focus the contents.
       if (params_->user_gesture &&
           params_->disposition == WindowOpenDisposition::NEW_POPUP &&
           params_->target_contents) {
         params_->target_contents->Focus();
+        window->Activate();
       }
     }
   }