Use native theme colors for textfields; etc.

ui/views/controls/textfield/native_textfield_views.h

Index: ui/views/controls/textfield/native_textfield_views.h
diff --git a/ui/views/controls/textfield/native_textfield_views.h b/ui/views/controls/textfield/native_textfield_views.h
index 5d7bf59a24ee1ec266e4dc7440137571a3bd7d7d..d396d3154413104d1ccac601b6d5ea0a39fadee3 100644
--- a/ui/views/controls/textfield/native_textfield_views.h
+++ b/ui/views/controls/textfield/native_textfield_views.h
@@ -101,7 +101,6 @@ class VIEWS_EXPORT NativeTextfieldViews : public TouchSelectionClientView,
   virtual void UpdateBorder() OVERRIDE;
   virtual void UpdateTextColor() OVERRIDE;
   virtual void UpdateBackgroundColor() OVERRIDE;
-  virtual void UpdateCursorColor() OVERRIDE;
   virtual void UpdateReadOnly() OVERRIDE;
   virtual void UpdateFont() OVERRIDE;
   virtual void UpdateIsObscured() OVERRIDE;
@@ -186,6 +185,9 @@ class VIEWS_EXPORT NativeTextfieldViews : public TouchSelectionClientView,
   // |textfield_| has STYLE_LOWERCASE style.
   string16 GetTextForDisplay(const string16& text);
 
+  // Updates any colors that have not been explicitly set from the theme.
+  void UpdateColorsFromTheme(const ui::NativeTheme* theme);
+
   // A callback function to periodically update the cursor state.
   void UpdateCursor();