* jni.cc (MARK_NONE): New define.
	(MARK_USER): Likewise.
	(MARK_SYSTEM): Likewise.
	(struct _Jv_JNI_LocalFrame): Made `marker' bigger and `size'
	smaller.
	(_Jv_JNI_DeleteLocalRef): Use MARK_NONE in assert.
	(_Jv_JNI_EnsureLocalCapacity): Use MARK_NONE.
	(_Jv_JNI_PushLocalFrame): Use MARK_USER.
	(_Jv_JNI_PopLocalFrame): New version with additional `stop'
	argument.
	(call): Use MARK_SYSTEM.
	(_Jv_GetJNIEnvNewFrame): New function.
	(_Jv_LookupJNIMethod): New function.
	(_Jv_JNI_PopSystemFrame): New function.
	(call): Use _Jv_JNI_PopSystemFrame and _Jv_LookupJNIMethod.

From-SVN: r32373