views_examples: add Button sticker sheet

ui/views/examples/examples_window.cc

Index: ui/views/examples/examples_window.cc
diff --git a/ui/views/examples/examples_window.cc b/ui/views/examples/examples_window.cc
index c9856a28fdfe3bc025443c960f41fae3dd8f1082..97dd4271ce992256c2b04c9ff6286f7063aeba33 100644
--- a/ui/views/examples/examples_window.cc
+++ b/ui/views/examples/examples_window.cc
@@ -19,6 +19,7 @@
 #include "ui/views/controls/label.h"
 #include "ui/views/examples/bubble_example.h"
 #include "ui/views/examples/button_example.h"
+#include "ui/views/examples/button_sticker_sheet.h"
 #include "ui/views/examples/checkbox_example.h"
 #include "ui/views/examples/combobox_example.h"
 #include "ui/views/examples/label_example.h"
@@ -56,6 +57,7 @@ ScopedExamples CreateExamples() {
   ScopedExamples examples(new ScopedVector<ExampleBase>);
   examples->push_back(new BubbleExample);
   examples->push_back(new ButtonExample);
+  examples->push_back(new ButtonStickerSheet);
   examples->push_back(new CheckboxExample);
   examples->push_back(new ComboboxExample);
   examples->push_back(new LabelExample);