Add an 'obscured' flag to views::Label.

ui/views/examples/label_example.cc

Index: ui/views/examples/label_example.cc
diff --git a/ui/views/examples/label_example.cc b/ui/views/examples/label_example.cc
index f9c865641493f196f970f5f9da825543cb671c9a..2f82a402b9706312264fe423a6afa8257551cf6b 100644
--- a/ui/views/examples/label_example.cc
+++ b/ui/views/examples/label_example.cc
@@ -82,6 +82,10 @@ void LabelExample::CreateExampleView(View* container) {
       "lines if the text's width exceeds the label's available width."));
   label->SetMultiLine(true);
   container->AddChildView(label);
+
+  label = new Label(WideToUTF16(L"Password!"));
+  label->SetObscured(true);
+  container->AddChildView(label);
 }
 
 }  // namespace examples