RenderText API Outline.

views/controls/textfield/textfield.h

Index: views/controls/textfield/textfield.h
diff --git a/views/controls/textfield/textfield.h b/views/controls/textfield/textfield.h
index 3965050fa2f2a338652b9660508283d030496573..66675d53ca81d45baa390e668a5f77757101ee51 100644
--- a/views/controls/textfield/textfield.h
+++ b/views/controls/textfield/textfield.h
@@ -30,6 +30,10 @@
 #include "views/controls/textfield/native_textfield_wrapper.h"
 #endif
 
+namespace gfx {
+struct StyleRange;
+}  // namespace gfx
+
 namespace ui {
 class Range;
 }  // namespace ui
@@ -39,7 +43,6 @@ namespace views {
 class KeyEvent;
 class NativeTextfieldWrapper;
 class TextfieldController;
-class TextStyle;
 
 // This class implements a View that wraps a native text (edit) field.
 class Textfield : public View {
@@ -186,24 +189,14 @@ class Textfield : public View {
   // only and has to be called after the wrapper is created.
   size_t GetCursorPosition() const;
 
-  // Creates a new TextStyle for this textfield. The object is owned
-  // by the textfield and gets deleted when the textfield is deleted.
-  // This is views-implementation only and has to be called after the
-  // wrapper is created.
-  TextStyle* CreateTextStyle();
-
-  // Applies the |style| to the text specified by the |range|.  If
-  // there is already a style applied in the |range|, the style of the
-  // overlapping part will be replaced by this sytle.  The style will
-  // be ignored if range is empty or invalid.  This is
-  // views-implementation only and has to be called after the wrapper
-  // is created.
-  void ApplyTextStyle(const TextStyle* style, const ui::Range& range);
-
-  // Clears All TextStyles.
-  // This is views-implementation only and has to be called after the
-  // wrapper is created.
-  void ClearAllTextStyles();
+  // Applies |style| to the text specified by its range. The style will be
+  // ignored if range is empty or invalid. This is views-implementation only and
+  // has to be called after the wrapper is created.
+  void ApplyStyleRange(const gfx::StyleRange& style);
+
+  // Applies the default style to the textfield. This is views-implementation
+  // only and has to be called after the wrapper is created.
+  void ApplyDefaultStyle();
 
   // Clears Edit history.
   void ClearEditHistory();