Prevent Chrome from quitting when apps are open. (Mac)

chrome/app/google_chrome_strings.grd

Index: chrome/app/google_chrome_strings.grd
diff --git a/chrome/app/google_chrome_strings.grd b/chrome/app/google_chrome_strings.grd
index 0561e027b2c08a5906db28338a72412b598e4f9d..5d21dc0bd4df39efeb7ceee72d2fb491240ff20e 100644
--- a/chrome/app/google_chrome_strings.grd
+++ b/chrome/app/google_chrome_strings.grd
@@ -599,6 +599,13 @@ Google Chrome is unable to recover your settings.
         Yes, exit Chrome
       </message>
 
+      <!-- Quit all apps confirmation dialog -->
+      <if expr="is_macosx">
+        <message name="IDS_QUIT_WITH_APPS_TITLE" desc="Title for a notification explaining that Chrome is running in the background.">
+          Google Chrome is running in the background.
+        </message>
+      </if>
+
       <!-- "Create application shortcuts" dialog -->
       <if expr="is_posix and not is_macosx and not is_ios">
         <message name="IDS_CREATE_SHORTCUTS_ERROR_LABEL" desc="Contents of the main label in the error dialog box when creating an application shortcut failed for unknown reasons.">