Implement large cursors in Mushrome.

ui/base/cursor/image_cursors.cc

Index: ui/base/cursor/image_cursors.cc
diff --git a/ui/base/cursor/image_cursors.cc b/ui/base/cursor/image_cursors.cc
index 6b6eea732ff671075e217641152a86f3f92979d2..8c2b0de79123dce5d1891478b211dd0741758617 100644
--- a/ui/base/cursor/image_cursors.cc
+++ b/ui/base/cursor/image_cursors.cc
@@ -60,8 +60,7 @@ const CursorType kAnimatedCursorIds[] = {CursorType::kWait,
 
 }  // namespace
 
-ImageCursors::ImageCursors() : cursor_set_(CURSOR_SET_NORMAL) {
-}
+ImageCursors::ImageCursors() : cursor_set_(CursorSet::kNormal) {}
 
 ImageCursors::~ImageCursors() {
 }
@@ -133,7 +132,7 @@ void ImageCursors::ReloadCursors() {
   }
 }
 
-void ImageCursors::SetCursorSet(CursorSetType cursor_set) {
+void ImageCursors::SetCursorSet(CursorSet cursor_set) {
   if (cursor_set_ == cursor_set)
     return;