[interpreter, debugger] implement bytecode break location iterator.

src/interpreter/bytecodes.cc

Index: src/interpreter/bytecodes.cc
diff --git a/src/interpreter/bytecodes.cc b/src/interpreter/bytecodes.cc
index f7b17965580c160371932a5ee6209c8741e1554f..5296cc82b1de4ec7d57468bb639e8020a828a6a6 100644
--- a/src/interpreter/bytecodes.cc
+++ b/src/interpreter/bytecodes.cc
@@ -260,6 +260,12 @@ bool Bytecodes::IsJump(Bytecode bytecode) {
 
 
 // static
+bool Bytecodes::IsCallOrNew(Bytecode bytecode) {
+  return bytecode == Bytecode::kCall || bytecode == Bytecode::kNew ||
+         bytecode == Bytecode::kCallWide || bytecode == Bytecode::kNewWide;
+}
+
+// static
 bool Bytecodes::IsJumpOrReturn(Bytecode bytecode) {
   return bytecode == Bytecode::kReturn || IsJump(bytecode);
 }