Get views and views_unittests to build w/ use_aura=1

views/controls/single_split_view.cc

Index: views/controls/single_split_view.cc
diff --git a/views/controls/single_split_view.cc b/views/controls/single_split_view.cc
index d566d88840ffecc28df206203d05b0591c1c6aba..f8df5781e1e00132d5226166025bf19d047c1461 100644
--- a/views/controls/single_split_view.cc
+++ b/views/controls/single_split_view.cc
@@ -4,7 +4,7 @@
 
 #include "views/controls/single_split_view.h"
 
-#if defined(OS_LINUX)
+#if defined(TOOLKIT_USES_GTK)
 #include <gdk/gdk.h>
 #endif
 
@@ -13,7 +13,7 @@
 #include "ui/gfx/canvas.h"
 #include "views/background.h"
 
-#if defined(OS_LINUX)
+#if defined(TOOLKIT_USES_GTK)
 #include "ui/gfx/gtk_util.h"
 #endif
 
@@ -100,12 +100,12 @@ gfx::NativeCursor SingleSplitView::GetCursor(const MouseEvent& event) {
   static HCURSOR we_resize_cursor = LoadCursor(NULL, IDC_SIZEWE);
   static HCURSOR ns_resize_cursor = LoadCursor(NULL, IDC_SIZENS);
   return is_horizontal_ ? we_resize_cursor : ns_resize_cursor;
-#elif defined(USE_AURA)
-  // TODO(saintlou):
-  return NULL;
-#elif defined(OS_LINUX)
+#elif defined(TOOLKIT_USES_GTK)
   return gfx::GetCursor(is_horizontal_ ? GDK_SB_H_DOUBLE_ARROW :
                                          GDK_SB_V_DOUBLE_ARROW);
+#else
+  // TODO(saintlou):
+  return NULL;
 #endif
 }