Factor more colors into NativeTheme.

ui/gfx/native_theme.h

Index: ui/gfx/native_theme.h
diff --git a/ui/gfx/native_theme.h b/ui/gfx/native_theme.h
index a7fef8e03b3518d138998979c56535f4238c6719..900eb2f064d1bec360899c055cf790bf75c42f5a 100644
--- a/ui/gfx/native_theme.h
+++ b/ui/gfx/native_theme.h
@@ -216,9 +216,21 @@ class UI_EXPORT NativeTheme {
 
   // Colors for GetSystemColor().
   enum ColorId {
+    // Dialogs
     kColorId_DialogBackground,
+    // FocusableBorder
     kColorId_FocusedBorderColor,
-    kColorId_UnfocusedBorderColor
+    kColorId_UnfocusedBorderColor,
+    // TextButton
+    kColorId_TextButtonBackgroundColor,
+    kColorId_TextButtonEnabledColor,
+    kColorId_TextButtonDisabledColor,
+    kColorId_TextButtonHighlightColor,
+    kColorId_TextButtonHoverColor,
+    // MenuItem
+    kColorId_EnabledMenuItemForegroundColor,
+    kColorId_DisabledMenuItemForegroundColor,
+    kColorId_FocusedMenuItemBackgroundColor
     // TODO(benrg): move other hardcoded colors here.
   };