Remove more feature in product mode

runtime/vm/disassembler.cc

Index: runtime/vm/disassembler.cc
diff --git a/runtime/vm/disassembler.cc b/runtime/vm/disassembler.cc
index f7a333f470b5b787eb628df2025815a643821d08..1fe421502baa4e293e612eaf35695caaecdcb42a 100644
--- a/runtime/vm/disassembler.cc
+++ b/runtime/vm/disassembler.cc
@@ -17,6 +17,8 @@
 
 namespace dart {
 
+#ifndef PRODUCT
+
 DECLARE_FLAG(bool, trace_inlining_intervals);
 
 void DisassembleToStdout::ConsumeInstruction(const Code& code,
@@ -47,8 +49,6 @@ void DisassembleToStdout::Print(const char* format, ...) {
 }
 
 
-#ifndef PRODUCT
-
 void DisassembleToJSONStream::ConsumeInstruction(const Code& code,
                                                  char* hex_buffer,
                                                  intptr_t hex_size,
@@ -96,7 +96,6 @@ void DisassembleToJSONStream::Print(const char* format, ...) {
   free(p);
 }
 
-#endif  // !PRODUCT
 
 class FindAddrVisitor : public FindObjectVisitor {
  public:
@@ -326,5 +325,6 @@ void Disassembler::DisassembleCode(const Function& function, bool optimized) {
   }
 }
 
+#endif  // !PRODUCT
 
 }  // namespace dart