aura-x11: Add custom web cursor support.

ui/views/controls/single_split_view.cc

Index: ui/views/controls/single_split_view.cc
diff --git a/ui/views/controls/single_split_view.cc b/ui/views/controls/single_split_view.cc
index 3b4453ddc206684e07806f5d40390b88a74e36cb..a99bbf4bb2b9eebad534604e543f0a6058243bcc 100644
--- a/ui/views/controls/single_split_view.cc
+++ b/ui/views/controls/single_split_view.cc
@@ -11,7 +11,7 @@
 #include "ui/views/controls/single_split_view_listener.h"
 
 #if defined(USE_AURA)
-#include "ui/aura/cursor.h"
+#include "ui/base/cursor/cursor.h"
 #endif
 
 namespace views {
@@ -95,7 +95,7 @@ gfx::NativeCursor SingleSplitView::GetCursor(const MouseEvent& event) {
     return gfx::kNullCursor;
 #if defined(USE_AURA)
   return is_horizontal_ ?
-      aura::kCursorEastWestResize : aura::kCursorNorthSouthResize;
+      ui::kCursorEastWestResize : ui::kCursorNorthSouthResize;
 #elif defined(OS_WIN)
   static HCURSOR we_resize_cursor = LoadCursor(NULL, IDC_SIZEWE);
   static HCURSOR ns_resize_cursor = LoadCursor(NULL, IDC_SIZENS);