Improve Code object support in service and observatory

runtime/vm/profiler.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "platform/utils.h"
 
 #include "vm/allocation.h"
 #include "vm/atomic.h"
 #include "vm/code_patcher.h"
 #include "vm/isolate.h"
@@ skipping 276 matching lines @@
   }
 
   void AddTick(bool exclusive) {
     if (exclusive) {
       exclusive_ticks_++;
     } else {
       inclusive_ticks_++;
     }
   }
 
+  void DebugPrint() {
+    printf("%s [%" Px ", %" Px ") %s\n", name_, start(), end(),
+           KindToCString(kind_));
+  }
+
   void AddTickAtAddress(uintptr_t pc) {
     const intptr_t length = address_table_->length();
     intptr_t i = 0;
     for (; i < length; i++) {
       AddressEntry& entry = (*address_table_)[i];
       if (entry.pc == pc) {
         entry.ticks++;
         return;
       }
       if (entry.pc > pc) {
@@ skipping 466 matching lines @@
     return false;
   }
   uintptr_t cursor = reinterpret_cast<uintptr_t>(fp);
   cursor += sizeof(fp);
   bool r = cursor >= lower_bound_ && cursor < stack_upper_;
   return r;
 }
 
 
 }  // namespace dart