ART: Do some include-what-you-use

Help with transitive includes. In preparation for new
specialized headers reducing transitivity.

Bug: 118385392
Test: mmma art
Change-Id: Ib465ecceec3331ea81588fb4a43eb65e766b6904
diff --git a/runtime/jit/jit_code_cache.cc b/runtime/jit/jit_code_cache.cc
index 8600b41..8239602 100644
--- a/runtime/jit/jit_code_cache.cc
+++ b/runtime/jit/jit_code_cache.cc
@@ -39,6 +39,7 @@
 #include "dex/method_reference.h"
 #include "entrypoints/runtime_asm_entrypoints.h"
 #include "gc/accounting/bitmap-inl.h"
+#include "gc/allocator/dlmalloc.h"
 #include "gc/scoped_gc_critical_section.h"
 #include "handle.h"
 #include "instrumentation.h"