Move mirror::ArtMethod to native

Optimizing + quick tests are passing, devices boot.

TODO: Test and fix bugs in mips64.

Saves 16 bytes per most ArtMethod, 7.5MB reduction in system PSS.
Some of the savings are from removal of virtual methods and direct
methods object arrays.

Bug: 19264997
Change-Id: I622469a0cfa0e7082a2119f3d6a9491eb61e3f3d
diff --git a/runtime/arch/arm/fault_handler_arm.cc b/runtime/arch/arm/fault_handler_arm.cc
index d84cb53..90b0d53 100644
--- a/runtime/arch/arm/fault_handler_arm.cc
+++ b/runtime/arch/arm/fault_handler_arm.cc
@@ -18,13 +18,13 @@
 #include "fault_handler.h"
 
 #include <sys/ucontext.h>
+
+#include "art_method-inl.h"
 #include "base/macros.h"
 #include "base/hex_dump.h"
 #include "globals.h"
 #include "base/logging.h"
 #include "base/hex_dump.h"
-#include "mirror/art_method.h"
-#include "mirror/art_method-inl.h"
 #include "thread.h"
 #include "thread-inl.h"
 
@@ -65,7 +65,7 @@
 }
 
 void FaultManager::GetMethodAndReturnPcAndSp(siginfo_t* siginfo ATTRIBUTE_UNUSED, void* context,
-                                             mirror::ArtMethod** out_method,
+                                             ArtMethod** out_method,
                                              uintptr_t* out_return_pc, uintptr_t* out_sp) {
   struct ucontext* uc = reinterpret_cast<struct ucontext*>(context);
   struct sigcontext *sc = reinterpret_cast<struct sigcontext*>(&uc->uc_mcontext);
@@ -81,10 +81,10 @@
   uintptr_t* overflow_addr = reinterpret_cast<uintptr_t*>(
       reinterpret_cast<uint8_t*>(*out_sp) - GetStackOverflowReservedBytes(kArm));
   if (overflow_addr == fault_addr) {
-    *out_method = reinterpret_cast<mirror::ArtMethod*>(sc->arm_r0);
+    *out_method = reinterpret_cast<ArtMethod*>(sc->arm_r0);
   } else {
     // The method is at the top of the stack.
-    *out_method = reinterpret_cast<mirror::ArtMethod*>(reinterpret_cast<uintptr_t*>(*out_sp)[0]);
+    *out_method = reinterpret_cast<ArtMethod*>(reinterpret_cast<uintptr_t*>(*out_sp)[0]);
   }
 
   // Work out the return PC.  This will be the address of the instruction