remove CcTest::default_isolate

test/cctest/cctest.cc

 // Copyright 2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 73 matching lines @@
 v8::Persistent<v8::Context> CcTest::context_;
 
 
 void CcTest::InitializeVM(CcTestExtensionFlags extensions) {
   const char* extension_names[kMaxExtensions];
   int extension_count = 0;
 #define CHECK_EXTENSION_FLAG(Name, Id) \
   if (extensions.Contains(Name##_ID)) extension_names[extension_count++] = Id;
   EXTENSION_LIST(CHECK_EXTENSION_FLAG)
 #undef CHECK_EXTENSION_FLAG
-  v8::Isolate* isolate = default_isolate();
+  v8::Isolate* isolate = CcTest::isolate();
   if (context_.IsEmpty()) {
     v8::HandleScope scope(isolate);
     v8::ExtensionConfiguration config(extension_count, extension_names);
     v8::Local<v8::Context> context = v8::Context::New(isolate, &config);
     context_.Reset(isolate, context);
   }
   {
     v8::HandleScope scope(isolate);
     v8::Local<v8::Context> context =
         v8::Local<v8::Context>::New(isolate, context_);
@@ skipping 85 matching lines @@
     }
   }
   if (print_run_count && tests_run != 1)
     printf("Ran %i tests.\n", tests_run);
   v8::V8::Dispose();
   return 0;
 }
 
 RegisterThreadedTest *RegisterThreadedTest::first_ = NULL;
 int RegisterThreadedTest::count_ = 0;