Include JNI details in the SIGQUIT output.

Also include the original command line (framework apps deliberately clobber
their argv[]).

Change-Id: I63e04cb637fa89764e8963f3d086806ae230e953
diff --git a/src/jni_internal.h b/src/jni_internal.h
index 312b754..e12a7cd 100644
--- a/src/jni_internal.h
+++ b/src/jni_internal.h
@@ -26,6 +26,7 @@
 #include "reference_table.h"
 #include "runtime.h"
 
+#include <iosfwd>
 #include <string>
 
 namespace art {
@@ -97,6 +98,8 @@
    */
   void* FindCodeForNativeMethod(Method* m);
 
+  void DumpForSigQuit(std::ostream& os);
+
   void DumpReferenceTables();
 
   void SetCheckJniEnabled(bool enabled);