Only disallow top-level navigations in platform apps

chrome/browser/extensions/platform_app_browsertest.cc

Index: chrome/browser/extensions/platform_app_browsertest.cc
diff --git a/chrome/browser/extensions/platform_app_browsertest.cc b/chrome/browser/extensions/platform_app_browsertest.cc
index 44f615afecdb4d819f41889cfb051bf532c218e4..4abc04d94a7af2a948e173fd892bdd450e3be022 100644
--- a/chrome/browser/extensions/platform_app_browsertest.cc
+++ b/chrome/browser/extensions/platform_app_browsertest.cc
@@ -149,6 +149,11 @@ IN_PROC_BROWSER_TEST_F(PlatformAppBrowserTest, DisallowNavigation) {
   ASSERT_TRUE(RunPlatformAppTest("platform_apps/navigation")) << message_;
 }
 
+IN_PROC_BROWSER_TEST_F(PlatformAppBrowserTest, Iframes) {
+  ASSERT_TRUE(StartTestServer());
+  ASSERT_TRUE(RunPlatformAppTest("platform_apps/iframes")) << message_;
+}
+
 // Tests that localStorage and WebSQL are disabled for platform apps.
 IN_PROC_BROWSER_TEST_F(PlatformAppBrowserTest, DisallowStorage) {
   ASSERT_TRUE(RunPlatformAppTest("platform_apps/storage")) << message_;