Implement large cursors in Mushrome.

ui/base/cursor/image_cursors.h

Index: ui/base/cursor/image_cursors.h
diff --git a/ui/base/cursor/image_cursors.h b/ui/base/cursor/image_cursors.h
index 36e5465697cf32506aff20b979acf55975a1712a..43b40e01f4055e01c25263cf1662e61f254e9684 100644
--- a/ui/base/cursor/image_cursors.h
+++ b/ui/base/cursor/image_cursors.h
@@ -33,8 +33,8 @@ class UI_BASE_EXPORT ImageCursors {
   // size of the image to load. Returns true if the cursor image is reloaded.
   bool SetDisplay(const display::Display& display, float scale_factor);
 
-  // Sets the type of the mouse cursor icon.
-  void SetCursorSet(CursorSetType cursor_set);
+  // Sets the size of the mouse cursor icon.
+  void SetCursorSize(CursorSize cursor_size);
 
   // Sets the platform cursor based on the native type of |cursor|.
   void SetPlatformCursor(gfx::NativeCursor* cursor);
@@ -44,7 +44,7 @@ class UI_BASE_EXPORT ImageCursors {
   void ReloadCursors();
 
   std::unique_ptr<CursorLoader> cursor_loader_;
-  CursorSetType cursor_set_;
+  CursorSize cursor_size_;
 
   DISALLOW_COPY_AND_ASSIGN(ImageCursors);
 };