Endian changes, support 64bit big endian

src/frames-inl.h

Index: src/frames-inl.h
diff --git a/src/frames-inl.h b/src/frames-inl.h
index 9241a449f4c0802fb42492697e88e349facd9ccb..d7f2f75d364e1d2556c5649cfb332bea73439af3 100644
--- a/src/frames-inl.h
+++ b/src/frames-inl.h
@@ -76,13 +76,13 @@ inline bool StackHandler::is_finally() const {
 
 
 inline StackHandler::Kind StackHandler::kind() const {
-  const int offset = StackHandlerConstants::kStateOffset;
+  const int offset = StackHandlerConstants::kStateIntOffset;
   return KindField::decode(Memory::unsigned_at(address() + offset));
 }
 
 
 inline unsigned StackHandler::index() const {
-  const int offset = StackHandlerConstants::kStateOffset;
+  const int offset = StackHandlerConstants::kStateIntOffset;
   return IndexField::decode(Memory::unsigned_at(address() + offset));
 }