Removing FLAG_vector_ics.

test/cctest/test-api.cc

 // Copyright 2012 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 15314 matching lines @@
     USE(ring);
   }
 
   isolate->Dispose();
   // Ring has been destroyed.  Free Peoples of Middle-earth Rejoice.
   CHECK_EQ(1, destroyed);
 }
 
 
 TEST(ExternalInternalizedStringCollectedAtGC) {
-  // TODO(mvstanton): vector ics need weak support.
-  if (i::FLAG_vector_ics) return;
-
   int destroyed = 0;
   { LocalContext env;
     v8::HandleScope handle_scope(env->GetIsolate());
     CompileRun("var ring = 'One string to test them all';");
     const char* s = "One string to test them all";
     TestOneByteResource* inscription =
         new TestOneByteResource(i::StrDup(s), &destroyed);
     v8::Local<v8::String> ring = CompileRun("ring").As<v8::String>();
     CHECK(v8::Utils::OpenHandle(*ring)->IsInternalizedString());
     ring->MakeExternal(inscription);
@@ skipping 5749 matching lines @@
     CHECK(!try_catch.HasCaught());
   }
 
   {
     v8::TryCatch try_catch;
     v8::Handle<Value> args[] = {v8_num(42), v8_num(555)};
     fun->Call(v8::Undefined(isolate), arraysize(args), args);
     CHECK(!try_catch.HasCaught());
   }
 }