Remove the debugger_ field from Isolate in a PRODUCT build

runtime/vm/object_test.cc

 // Copyright (c) 2012, 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/globals.h"
 
 #include "vm/assembler.h"
 #include "vm/class_finalizer.h"
 #include "vm/code_descriptors.h"
 #include "vm/dart_api_impl.h"
@@ skipping 3957 matching lines @@
   EXPECT_NE(a_test3.SourceFingerprint(), a_test4.SourceFingerprint());
   EXPECT_NE(a_test4.SourceFingerprint(), a_test5.SourceFingerprint());
   EXPECT_EQ(a_test5.SourceFingerprint(), b_test5.SourceFingerprint());
   // Although a_test6's receiver type is different than b_test6's receiver type,
   // the fingerprints are identical. The token stream does not reflect the
   // receiver's type. This is not a problem, since we recognize functions
   // of a given class and of a given name.
   EXPECT_EQ(a_test6.SourceFingerprint(), b_test6.SourceFingerprint());
 }
 
+#ifndef PRODUCT
+
 TEST_CASE(FunctionWithBreakpointNotInlined) {
-  if (!FLAG_support_debugger) {
-    return;
-  }
   const char* kScriptChars =
       "class A {\n"
       "  a() {\n"
       "  }\n"
       "  b() {\n"
       "    a();\n"  // This is line 5.
       "  }\n"
       "}\n"
       "test() {\n"
       "  new A().b();\n"
@@ skipping 44 matching lines @@
 
   cls = Object::dynamic_class();
   array = cls.fields();
   EXPECT(!array.IsNull());
   EXPECT(array.IsArray());
   array = cls.functions();
   EXPECT(!array.IsNull());
   EXPECT(array.IsArray());
 }
 
-#ifndef PRODUCT
-
 class ObjectAccumulator : public ObjectVisitor {
  public:
   explicit ObjectAccumulator(GrowableArray<Object*>* objects)
       : objects_(objects) {}
   virtual ~ObjectAccumulator() {}
   virtual void VisitObject(RawObject* obj) {
     if (obj->IsPseudoObject()) {
       return;  // Cannot be wrapped in handles.
     }
     Object& handle = Object::Handle(obj);
@@ skipping 584 matching lines @@
   // utf32->utf16 conversion.
   int32_t char_codes[] = {0,      0x0a,   0x0d,   0x7f,   0xff,
                           0xffff, 0xd800, 0xdc00, 0xdbff, 0xdfff};
 
   const String& str =
       String::Handle(String::FromUTF32(char_codes, ARRAY_SIZE(char_codes)));
   EXPECT(str.Equals(char_codes, ARRAY_SIZE(char_codes)));
 }
 
 }  // namespace dart