Wire up check JNI force copy mode.

Increase check JNI checks.
Break apart jni_internal.h in to jni_env_ext.h and java_vm_ext.h.
Fix the abuse of ScopedObjectAccess/annotalysis by ScopedCheck in the case
of VM routines.
Make class loader override and shared library class loader JNI global
references rather than mirror pointers.
Clean-ups to native bridge.

Change-Id: If7c6110b5aade7a402bfb67534af86a7b2cdeb55
diff --git a/runtime/Android.mk b/runtime/Android.mk
index 0b13a3f..1e037f5 100644
--- a/runtime/Android.mk
+++ b/runtime/Android.mk
@@ -81,6 +81,7 @@
   interpreter/interpreter.cc \
   interpreter/interpreter_common.cc \
   interpreter/interpreter_switch_impl.cc \
+  java_vm_ext.cc \
   jdwp/jdwp_event.cc \
   jdwp/jdwp_expand_buf.cc \
   jdwp/jdwp_handler.cc \
@@ -88,6 +89,7 @@
   jdwp/jdwp_request.cc \
   jdwp/jdwp_socket.cc \
   jdwp/object_registry.cc \
+  jni_env_ext.cc \
   jni_internal.cc \
   jobject_comparator.cc \
   mem_map.cc \