Revert "Require V8 to be explicitly initialized before an Isolate is created"

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 146 matching lines @@
   _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
   _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_DEBUG | _CRTDBG_MODE_FILE);
   _CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
   _set_error_mode(_OUT_TO_STDERR);
 #endif  // _MSC_VER
 #endif  // defined(_WIN32) || defined(_WIN64)
 
   v8::V8::InitializeICU();
   v8::Platform* platform = v8::platform::CreateDefaultPlatform();
   v8::V8::InitializePlatform(platform);
+
   v8::internal::FlagList::SetFlagsFromCommandLine(&argc, argv, true);
-  v8::V8::Initialize();
 
   CcTestArrayBufferAllocator array_buffer_allocator;
   v8::V8::SetArrayBufferAllocator(&array_buffer_allocator);
 
   i::PrintExtension print_extension;
   v8::RegisterExtension(&print_extension);
   i::ProfilerExtension profiler_extension;
   v8::RegisterExtension(&profiler_extension);
   i::TraceExtension trace_extension;
   v8::RegisterExtension(&trace_extension);
 
   int tests_run = 0;
   bool print_run_count = true;
   for (int i = 1; i < argc; i++) {
     char* arg = argv[i];
     if (strcmp(arg, "--list") == 0) {
+      // TODO(svenpanne) Serializer::enabled() and Serializer::code_address_map_
+      // are fundamentally broken, so we can't unconditionally initialize and
+      // dispose V8.
+      v8::V8::Initialize();
       PrintTestList(CcTest::last());
       print_run_count = false;
 
     } else {
       char* arg_copy = v8::internal::StrDup(arg);
       char* testname = strchr(arg_copy, '/');
       if (testname) {
         // Split the string in two by nulling the slash and then run
         // exact matches.
         *testname = 0;
@@ skipping 32 matching lines @@
   CcTest::TearDown();
   // TODO(svenpanne) See comment above.
   // if (!disable_automatic_dispose_) v8::V8::Dispose();
   v8::V8::ShutdownPlatform();
   delete platform;
   return 0;
 }
 
 RegisterThreadedTest *RegisterThreadedTest::first_ = NULL;
 int RegisterThreadedTest::count_ = 0;