Fixing structure of native frame for Generic JNI

This changes the layout of the callee-save frame used in generic
JNI to be consistent with the JNI compiler, that is, the SIRT is
inline (above the method reference). Now the location of the
"this" object is consistent.

Change-Id: Ibad0882680712cb640b4c70ada0229ef7cf4e62c
9 files changed