exo: Replace pointer based stylus and replace with touch based stylus

components/exo/pointer.h

Index: components/exo/pointer.h
diff --git a/components/exo/pointer.h b/components/exo/pointer.h
index 157498a4d41c19c38b38b2c9f3c90368cb92a56e..df158e1df3eaa42dc0979aad33a387a0877b7e31 100644
--- a/components/exo/pointer.h
+++ b/components/exo/pointer.h
@@ -26,7 +26,6 @@ class Widget;
 
 namespace exo {
 class PointerDelegate;
-class PointerStylusDelegate;
 class Surface;
 
 // This class implements a client pointer that represents one or more input
@@ -46,10 +45,6 @@ class Pointer : public ui::EventHandler,
   // pointer location, in surface local coordinates.
   void SetCursor(Surface* surface, const gfx::Point& hotspot);
 
-  bool HasStylusDelegate() const;
-  // Set delegate for stylus events.
-  void SetStylusDelegate(PointerStylusDelegate* delegate);
-
   // Overridden from ui::EventHandler:
   void OnMouseEvent(ui::MouseEvent* event) override;
   void OnScrollEvent(ui::ScrollEvent* event) override;
@@ -77,9 +72,6 @@ class Pointer : public ui::EventHandler,
   // The delegate instance that all events are dispatched to.
   PointerDelegate* const delegate_;
 
-  // The delegate instance that all stylus related events are dispatched to.
-  PointerStylusDelegate* stylus_delegate_ = nullptr;
-
   // The widget for the pointer cursor.
   std::unique_ptr<views::Widget> widget_;
 
@@ -98,18 +90,6 @@ class Pointer : public ui::EventHandler,
   // The position of the pointer surface relative to the pointer location.
   gfx::Point hotspot_;
 
-  // The current pointer type.
-  ui::EventPointerType pointer_type_;
-
-  // The current pointer tilt.
-  gfx::Vector2dF tilt_;
-
-  // The current pointer force.
-  float force_;
-
-  // True if the pointer is controlled via direct input.
-  bool is_direct_input_ = false;
-
   DISALLOW_COPY_AND_ASSIGN(Pointer);
 };