Set max new space size in tests to proper MB value.

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 19499 matching lines @@
         testCase_(testCase),
         result_(false) { }
 
   void Run() {
     v8::Isolate* isolate = v8::Isolate::New();
     isolate->Enter();
     switch (testCase_) {
       case SetResourceConstraints: {
         static const int K = 1024;
         v8::ResourceConstraints constraints;
-        constraints.set_max_new_space_size(256 * K);
+        constraints.set_max_new_space_size(2 * K * K);
         constraints.set_max_old_space_size(4 * K * K);
         v8::SetResourceConstraints(CcTest::isolate(), &constraints);
         break;
       }
 
       case SetFatalHandler:
         v8::V8::SetFatalErrorHandler(NULL);
         break;
 
       case SetCounterFunction:
@@ skipping 2968 matching lines @@
   v8::internal::FLAG_stack_size = 150;
   LocalContext current;
   v8::Isolate* isolate = current->GetIsolate();
   v8::HandleScope scope(isolate);
   V8::SetCaptureStackTraceForUncaughtExceptions(
       true, 10, v8::StackTrace::kDetailed);
   v8::TryCatch try_catch;
   CompileRun("(function f(x) { f(x+1); })(0)");
   CHECK(try_catch.HasCaught());
 }