Move arenas into runtime

Moved arena pool into the runtime.

Motivation:
Allow GC to use arena allocators, recycle arena pool for linear alloc.

Bug: 19264997
Change-Id: I8ddbb6d55ee923a980b28fb656c758c5d7697c2f
diff --git a/compiler/optimizing/optimizing_compiler.cc b/compiler/optimizing/optimizing_compiler.cc
index 0ece77d..080d6e0 100644
--- a/compiler/optimizing/optimizing_compiler.cc
+++ b/compiler/optimizing/optimizing_compiler.cc
@@ -19,6 +19,7 @@
 #include <fstream>
 #include <stdint.h>
 
+#include "base/arena_allocator.h"
 #include "base/dumpable.h"
 #include "base/timing_logger.h"
 #include "bounds_check_elimination.h"
@@ -47,7 +48,6 @@
 #include "ssa_phi_elimination.h"
 #include "ssa_liveness_analysis.h"
 #include "reference_type_propagation.h"
-#include "utils/arena_allocator.h"
 
 namespace art {