Initial implementation of throw+unwind+Frame.

Unit tests on Exception Handling pass.

Change-Id: I33505dacc6648e72e2ed80c2cca83643cfaef86b
diff --git a/src/dex_file.h b/src/dex_file.h
index ee5cc45..51f5d08 100644
--- a/src/dex_file.h
+++ b/src/dex_file.h
@@ -244,7 +244,7 @@
         remaining_count_ = -1;
       }
 
-      bool End() const {
+      bool HasNext() const {
         return remaining_count_ == -1 && catch_all_ == false;
       }