Fix compile error in SkFontHost_none.cpp
Review URL: https://codereview.appspot.com/6501083

git-svn-id: http://skia.googlecode.com/svn/trunk@5383 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/ports/SkFontHost_none.cpp b/src/ports/SkFontHost_none.cpp
index 5bee4d6..a683919 100644
--- a/src/ports/SkFontHost_none.cpp
+++ b/src/ports/SkFontHost_none.cpp
@@ -8,6 +8,7 @@
 
 
 #include "SkFontHost.h"
+#include "SkScalerContext.h"
 
 SkTypeface* SkFontHost::CreateTypeface(const SkTypeface* familyFace,
                                      const char famillyName[],