[interpreter] A couple of minor tweaks to BytecodeArray.

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 844887b2b76bef032236b77e6ec592b4f429c4e1..5e218e80bde24d323e57cd372099f9147a52d2e9 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -11618,8 +11618,7 @@ void Code::Disassemble(const char* name, std::ostream& os) {  // NOLINT
 
 
 void BytecodeArray::Disassemble(std::ostream& os) {
-  os << "Frame size " << frame_size()
-     << ", number of locals = " << number_of_locals() << "\n";
+  os << "Frame size " << frame_size() << "\n";
   Vector<char> buf = Vector<char>::New(50);
   int bytecode_size = 0;
   for (int i = 0; i < this->length(); i += bytecode_size) {
@@ -11635,7 +11634,7 @@ void BytecodeArray::Disassemble(std::ostream& os) {
     for (int j = bytecode_size; j < interpreter::Bytecodes::kMaximumSize; j++) {
       os << "   ";
     }
-    os << bytecode;
+    os << bytecode << "\n";
   }
 }