Add Zone-based handle allocation interface and reduce use of Isolate-based interfaces.

runtime/vm/bit_vector_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/assert.h"
 #include "vm/bit_vector.h"
 #include "vm/unit_test.h"
 
 namespace dart {
 
-#define I Isolate::Current()
+#define Z Thread::Current()->zone()
 
 TEST_CASE(BitVector) {
-  { BitVector* v = new BitVector(I, 15);
+  { BitVector* v = new BitVector(Z, 15);
     v->Add(1);
     EXPECT_EQ(true, v->Contains(1));
     EXPECT_EQ(false, v->Contains(0));
     { BitVector::Iterator iter(v);
       EXPECT_EQ(1, iter.Current());
       iter.Advance();
       EXPECT(iter.Done());
     }
     v->Add(0);
     v->Add(1);
     EXPECT_EQ(true, v->Contains(0));
     EXPECT_EQ(true, v->Contains(1));
     { BitVector::Iterator iter(v);
       EXPECT_EQ(0, iter.Current());
       iter.Advance();
       EXPECT_EQ(1, iter.Current());
       iter.Advance();
       EXPECT(iter.Done());
     }
   }
 
-  { BitVector* v = new BitVector(I, 128);
+  { BitVector* v = new BitVector(Z, 128);
     v->Add(49);
     v->Add(62);
     v->Add(63);
     v->Add(65);
     EXPECT_EQ(true, v->Contains(49));
     EXPECT_EQ(true, v->Contains(62));
     EXPECT_EQ(true, v->Contains(63));
     EXPECT_EQ(true, v->Contains(65));
     EXPECT_EQ(false, v->Contains(64));
     BitVector::Iterator iter(v);
     EXPECT_EQ(49, iter.Current());
     iter.Advance();
     EXPECT_EQ(62, iter.Current());
     iter.Advance();
     EXPECT_EQ(63, iter.Current());
     iter.Advance();
     EXPECT_EQ(65, iter.Current());
     iter.Advance();
     EXPECT(iter.Done());
   }
 
-  { BitVector* a = new BitVector(I, 128);
-    BitVector* b = new BitVector(I, 128);
-    BitVector* c = new BitVector(I, 128);
+  { BitVector* a = new BitVector(Z, 128);
+    BitVector* b = new BitVector(Z, 128);
+    BitVector* c = new BitVector(Z, 128);
     b->Add(0);
     b->Add(32);
     b->Add(64);
     a->AddAll(b);
     EXPECT_EQ(true, a->Contains(0));
     EXPECT_EQ(true, a->Contains(32));
     EXPECT_EQ(true, a->Contains(64));
     EXPECT_EQ(false, a->Contains(96));
     EXPECT_EQ(false, a->Contains(127));
     b->Add(96);
     b->Add(127);
     c->Add(127);
     a->KillAndAdd(c, b);
     EXPECT_EQ(true, a->Contains(0));
     EXPECT_EQ(true, a->Contains(32));
     EXPECT_EQ(true, a->Contains(64));
     EXPECT_EQ(true, a->Contains(96));
     EXPECT_EQ(false, a->Contains(127));
     a->Remove(0);
     a->Remove(32);
     a->Remove(64);
     a->Remove(96);
     EXPECT_EQ(false, a->Contains(0));
     EXPECT_EQ(false, a->Contains(32));
     EXPECT_EQ(false, a->Contains(64));
     EXPECT_EQ(false, a->Contains(96));
   }
 
-  { BitVector* a = new BitVector(I, 34);
-    BitVector* b = new BitVector(I, 34);
+  { BitVector* a = new BitVector(Z, 34);
+    BitVector* b = new BitVector(Z, 34);
     a->SetAll();
     b->Add(0);
     b->Add(1);
     b->Add(31);
     b->Add(32);
     a->Intersect(b);
     EXPECT_EQ(true, a->Equals(*b));
   }
 
-  { BitVector* a = new BitVector(I, 2);
-    BitVector* b = new BitVector(I, 2);
+  { BitVector* a = new BitVector(Z, 2);
+    BitVector* b = new BitVector(Z, 2);
     a->SetAll();
     a->Remove(0);
     a->Remove(1);
     EXPECT_EQ(true, a->Equals(*b));
   }
 
-  { BitVector* a = new BitVector(I, 128);
-    BitVector* b = new BitVector(I, 128);
+  { BitVector* a = new BitVector(Z, 128);
+    BitVector* b = new BitVector(Z, 128);
     b->Add(0);
     b->Add(32);
     b->Add(64);
     a->Add(0);
     a->Add(64);
     b->RemoveAll(a);
     EXPECT_EQ(false, b->Contains(0));
     EXPECT_EQ(true, b->Contains(32));
     EXPECT_EQ(false, b->Contains(64));
   }
 }
 
 }  // namespace dart