Fix all relative includes to core.

third_party/agg23/agg_array.h

Index: third_party/agg23/agg_array.h
diff --git a/third_party/agg23/agg_array.h b/third_party/agg23/agg_array.h
index 810eb4ef22829241fefe9d5c9735f91044c1257f..c25fda78a5c0554be90b323f59a5d7e7a0d23c42 100644
--- a/third_party/agg23/agg_array.h
+++ b/third_party/agg23/agg_array.h
@@ -15,11 +15,14 @@
 //----------------------------------------------------------------------------
 #ifndef AGG_ARRAY_INCLUDED
 #define AGG_ARRAY_INCLUDED
+
 #include "agg_basics.h"
+#include "core/include/fxcrt/fx_memory.h"  // For FXSYS_foo.

[Tom Sepez, 2015/11/06 22:49:50]

nit: how about saying "FXSYS_* macros"?  Thats kind of how we expressed this in
some other places.

[Lei Zhang, 2015/11/06 23:55:24]

Done.

+
 namespace agg
 {
-template<class T> class pod_array 
-{
+template <class T>
+class pod_array {
 public:
     typedef T value_type;
     ~pod_array()