Added profile deletion browsertests.

chrome/test/BUILD.gn

Index: chrome/test/BUILD.gn
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index 5d7079ec28baf0dfddb8285968148dec11464669..3ad3dcd944db72dbb90ca55d2491f1af60d9bc8a 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -1840,6 +1840,7 @@ test("browser_tests") {
       "../browser/ui/webui/policy_ui_browsertest.cc",
       "../browser/ui/webui/prefs_internals_browsertest.cc",
       "../browser/ui/webui/print_preview/print_preview_ui_browsertest.cc",
+      "../browser/ui/webui/profile_helper_browsertest.cc",
       "../browser/ui/webui/set_as_default_browser_ui_browsertest_win.cc",
       "../browser/ui/webui/settings/md_settings_ui_browsertest.cc",
       "../browser/ui/webui/signin/inline_login_ui_browsertest.cc",
@@ -2388,6 +2389,7 @@ test("browser_tests") {
 
         # inline login UI is disabled on chromeos
         "../browser/ui/views/sync/profile_signin_confirmation_dialog_views_browsertest.cc",
+        "../browser/ui/webui/profile_helper_browsertest.cc",
         "../browser/ui/webui/signin/inline_login_ui_browsertest.cc",
 
         # chromeos does not use the desktop user manager