Revert of Create vector icon resource directory specific to Chrome.

ui/views/controls/button/vector_icon_button.cc

Index: ui/views/controls/button/vector_icon_button.cc
diff --git a/ui/views/controls/button/vector_icon_button.cc b/ui/views/controls/button/vector_icon_button.cc
index b3dbca975e4e8ed90c29dc93d6ece94d6a7ec8f6..2c6b70d4b350a66f248832038e87c7dff543bdb3 100644
--- a/ui/views/controls/button/vector_icon_button.cc
+++ b/ui/views/controls/button/vector_icon_button.cc
@@ -44,19 +44,10 @@
   }
 }
 
-void VectorIconButton::SetIcon(const gfx::VectorIcon& icon) {
-  icon_ = &icon;
-  SetIcon(gfx::VectorIconId::VECTOR_ICON_NONE);
-}
-
 void VectorIconButton::OnThemeChanged() {
   SkColor icon_color =
       color_utils::DeriveDefaultIconColor(delegate_->GetVectorIconBaseColor());
-  gfx::ImageSkia image;
-  if (icon_)
-    image = gfx::CreateVectorIcon(*icon_, icon_color);
-  else
-    image = gfx::CreateVectorIcon(id_, icon_color);
+  gfx::ImageSkia image = gfx::CreateVectorIcon(id_, icon_color);
   SetImage(views::CustomButton::STATE_NORMAL, &image);
   image = gfx::CreateVectorIcon(id_, SkColorSetA(icon_color, 0xff / 2));
   SetImage(views::CustomButton::STATE_DISABLED, &image);