Revert of mus: Add views_mus_interactive_ui_tests target

ui/views/run_all_unittests.cc

Index: ui/views/run_all_unittests.cc
diff --git a/ui/views/run_all_unittests.cc b/ui/views/run_all_unittests.cc
index e3d37e87ceb1c9c7dfc651b243bf59aed322ff04..19f72a6082797b455c604c636d4ab63fecf386df 100644
--- a/ui/views/run_all_unittests.cc
+++ b/ui/views/run_all_unittests.cc
@@ -33,11 +33,6 @@
       argc_, argv_, base::Bind(&ViewTestSuite::Run, base::Unretained(this)));
 }
 
-int ViewTestSuite::RunTestsSerially() {
-  return base::LaunchUnitTestsSerially(
-      argc_, argv_, base::Bind(&ViewTestSuite::Run, base::Unretained(this)));
-}
-
 void ViewTestSuite::Initialize() {
   base::TestSuite::Initialize();
   gfx::GLSurfaceTestSupport::InitializeOneOff();