- Remove Isolate::Flags structure and store flags directly in isolate.

runtime/vm/dart_api_impl.cc

 // 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.
 
 #include "include/dart_api.h"
 #include "include/dart_mirrors_api.h"
 #include "include/dart_native_api.h"
 
 #include "platform/assert.h"
 #include "lib/stacktrace.h"
@@ skipping 1222 matching lines @@
                                             const uint8_t* snapshot,
                                             Dart_IsolateFlags* flags,
                                             void* callback_data,
                                             char** error) {
   CHECK_NO_ISOLATE(Isolate::Current());
   char* isolate_name = BuildIsolateName(script_uri, main);
 
   // Setup default flags in case none were passed.
   Dart_IsolateFlags api_flags;
   if (flags == NULL) {
-    Isolate::Flags vm_flags;
-    vm_flags.CopyTo(&api_flags);
+    Isolate::FlagsInitialize(&api_flags);
     flags = &api_flags;
   }
   Isolate* I = Dart::CreateIsolate(isolate_name, *flags);
   free(isolate_name);
   if (I == NULL) {
     *error = strdup("Isolate creation failed");
     return reinterpret_cast<Dart_Isolate>(NULL);
   }
   {
     Thread* T = Thread::Current();
@@ skipping 4911 matching lines @@
   return Api::Success();
 }
 #endif  // DART_PRECOMPILER
 
 
 DART_EXPORT bool Dart_IsRunningPrecompiledCode() {
   return Dart::IsRunningPrecompiledCode();
 }
 
 }  // namespace dart