Refactor Isolate name format, storage and log

runtime/vm/isolate.h

 // 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.
 
 #ifndef RUNTIME_VM_ISOLATE_H_
 #define RUNTIME_VM_ISOLATE_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/atomic.h"
@@ skipping 199 matching lines @@
   }
 
   Thread* mutator_thread() const;
 
   // Mutator thread is not scheduled if NULL or no heap is attached
   // to it. The latter only occurs when the mutator thread object
   // is unscheduled by the isolate (or never scheduled).
   bool IsMutatorThreadScheduled() { return scheduled_mutator_thread_ != NULL; }
 
   const char* name() const { return name_; }
-
-#if !defined(PRODUCT)
-  const char* debugger_name() const { return debugger_name_; }
-  void set_debugger_name(const char* name);
-#endif  // !defined(PRODUCT)
+  void set_name(const char* name);
 
   int64_t UptimeMicros() const;
 
   Dart_Port main_port() const { return main_port_; }
   void set_main_port(Dart_Port port) {
     ASSERT(main_port_ == 0);  // Only set main port once.
     main_port_ = port;
   }
   Dart_Port origin_id() const { return origin_id_; }
   void set_origin_id(Dart_Port id) {
@@ skipping 611 matching lines @@
   class UseOsrBit : public BitField<uint32_t, bool, kUseOsrBit, 1> {};
   uint32_t isolate_flags_;
 
   // Background compilation.
   int16_t background_compiler_disabled_depth_;
   BackgroundCompiler* background_compiler_;
 
 // Fields that aren't needed in a product build go here with boolean flags at
 // the top.
 #if !defined(PRODUCT)
-  char* debugger_name_;
   Debugger* debugger_;
   int64_t last_resume_timestamp_;
 
   // Timestamps of last operation via service.
   int64_t last_allocationprofile_accumulator_reset_timestamp_;
   int64_t last_allocationprofile_gc_timestamp_;
 
   VMTagCounters vm_tag_counters_;
 
   // We use 6 list entries for each pending service extension calls.
@@ skipping 247 matching lines @@
   intptr_t* spawn_count_;
 
   Dart_IsolateFlags isolate_flags_;
   bool paused_;
   bool errors_are_fatal_;
 };
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_ISOLATE_H_