Add ScopedThreadSuspension

Fixes the TransitionFromRunnableToSuspended and
TransitionFromSuspendedToRunnable pattern that was prone to errors.

Change-Id: Ie6ae9c0357c83b4fc4899d05dfa0975553170267

1 files changed, 2 insertions, 2 deletions

diff --git a/runtime/java_vm_ext.cc b/runtime/java_vm_ext.cc
index b1c5cf0465..1e8326b751 100644
--- a/runtime/java_vm_ext.cc
+++ b/runtime/java_vm_ext.cc
@@ -406,9 +406,9 @@ void JavaVMExt::JniAbort(const char* jni_function_name, const char* msg) {
     check_jni_abort_hook_(check_jni_abort_hook_data_, os.str());
   } else {
     // Ensure that we get a native stack trace for this thread.
-    self->TransitionFromRunnableToSuspended(kNative);
+    ScopedThreadSuspension sts(self, kNative);
     LOG(FATAL) << os.str();
-    self->TransitionFromSuspendedToRunnable();  // Unreachable, keep annotalysis happy.
+    UNREACHABLE();
   }
 }