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

apps/app_window_registry.cc

Index: apps/app_window_registry.cc
diff --git a/apps/app_window_registry.cc b/apps/app_window_registry.cc
index 62ba2e1df00a7c56ba6e32236c9217e4e86b7d2a..4ed0b8bbd9a6258c45f216cb10f8f88f034bc595 100644
--- a/apps/app_window_registry.cc
+++ b/apps/app_window_registry.cc
@@ -242,6 +242,24 @@ bool AppWindowRegistry::IsAppWindowRegisteredInAnyProfile(
   return false;
 }
 
+// static
+void AppWindowRegistry::CloseAllAppWindows() {
+  std::vector<content::BrowserContext*> contexts =
+      AppsClient::Get()->GetLoadedBrowserContexts();
+  for (std::vector<content::BrowserContext*>::const_iterator i =
+           contexts.begin();
+       i != contexts.end();
+       ++i) {
+    AppWindowRegistry* registry =
+        Factory::GetForBrowserContext(*i, false /* create */);
+    if (!registry)
+      continue;
+
+    while (!registry->app_windows().empty())
+      registry->app_windows().front()->GetBaseWindow()->Close();
+  }
+}
+
 void AppWindowRegistry::OnDevToolsStateChanged(
     content::DevToolsAgentHost* agent_host,
     bool attached) {