Various minor cctest fixes to make ASAN a bit happier.

test/cctest/test-parsing.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 370 matching lines @@
 
 
 TEST(PreParseOverflow) {
   v8::V8::Initialize();
 
   int marker;
   i::Isolate::Current()->stack_guard()->SetStackLimit(
       reinterpret_cast<uintptr_t>(&marker) - 128 * 1024);
 
   size_t kProgramSize = 1024 * 1024;
-  i::SmartArrayPointer<char> program(
-      reinterpret_cast<char*>(malloc(kProgramSize + 1)));
+  i::SmartArrayPointer<char> program(i::NewArray<char>(kProgramSize + 1));
   memset(*program, '(', kProgramSize);
   program[kProgramSize] = '\0';
 
   uintptr_t stack_limit = i::Isolate::Current()->stack_guard()->real_climit();
 
   i::Utf8ToUtf16CharacterStream stream(
       reinterpret_cast<const i::byte*>(*program),
       static_cast<unsigned>(kProgramSize));
   i::CompleteParserRecorder log;
   i::Scanner scanner(i::Isolate::Current()->unicode_cache());
@@ skipping 895 matching lines @@
       "  b = function() {    \n"
       "    01;               \n"
       "  };                  \n"
       "};                    \n";
   v8::Script::Compile(v8::String::New(script));
   CHECK(try_catch.HasCaught());
   v8::String::Utf8Value exception(try_catch.Exception());
   CHECK_EQ("SyntaxError: Octal literals are not allowed in strict mode.",
            *exception);
 }