Allow various font weights in gfx.

ui/views/examples/textfield_example.cc

Index: ui/views/examples/textfield_example.cc
diff --git a/ui/views/examples/textfield_example.cc b/ui/views/examples/textfield_example.cc
index f9b868ece11a3536d95be91c6f1fb06476be8ac2..aff4cbad080958c1ab0491f0eb7d4cb035acdeb7 100644
--- a/ui/views/examples/textfield_example.cc
+++ b/ui/views/examples/textfield_example.cc
@@ -123,13 +123,13 @@ void TextfieldExample::ButtonPressed(Button* sender, const ui::Event& event) {
   } else if (sender == set_style_) {
     if (!name_->text().empty()) {
       name_->SetColor(SK_ColorGREEN);
-      name_->SetStyle(gfx::BOLD, true);
+      name_->SetWeight(gfx::Font::Weight::BOLD);
 
       if (name_->text().length() >= 5) {
         size_t fifth = name_->text().length() / 5;
         const gfx::Range big_range(1 * fifth, 4 * fifth);
-        name_->ApplyStyle(gfx::BOLD, false, big_range);
         name_->ApplyStyle(gfx::UNDERLINE, true, big_range);
+        name_->ApplyWeight(gfx::Font::Weight::NORMAL, big_range);
         name_->ApplyColor(SK_ColorBLUE, big_range);
 
         const gfx::Range small_range(2 * fifth, 3 * fifth);