Add dead CodeRegionTable for tracking overwritten Dart code

runtime/platform/globals.h

 // Copyright (c) 2012, 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.
 
 #ifndef PLATFORM_GLOBALS_H_
 #define PLATFORM_GLOBALS_H_
 
 // __STDC_FORMAT_MACROS has to be defined before including <inttypes.h> to
 // enable platform independent printf format specifiers.
 #ifndef __STDC_FORMAT_MACROS
@@ skipping 228 matching lines @@
 
 // Suffixes for 64-bit integer literals.
 #ifdef _MSC_VER
 #define DART_INT64_C(x) x##I64
 #define DART_UINT64_C(x) x##UI64
 #else
 #define DART_INT64_C(x) x##LL
 #define DART_UINT64_C(x) x##ULL
 #endif
 
+// Replace calls to strtoll with _strtoi64 on Windows.
+#ifdef _MSC_VER
+#define strtoll _strtoi64
+#endif
 
 // The following macro works on both 32 and 64-bit platforms.
 // Usage: instead of writing 0x1234567890123456ULL
 //      write DART_2PART_UINT64_C(0x12345678,90123456);
 #define DART_2PART_UINT64_C(a, b)                                              \
                  (((static_cast<uint64_t>(a) << 32) + 0x##b##u))
 
 // Integer constants.
 const int32_t kMinInt32 = 0x80000000;
 const int32_t kMaxInt32 = 0x7FFFFFFF;
@@ skipping 239 matching lines @@
 // N.B.: As the GCC manual states, "[s]ince non-static C++ methods
 // have an implicit 'this' argument, the arguments of such methods
 // should be counted from two, not one."
 #define PRINTF_ATTRIBUTE(string_index, first_to_check) \
   __attribute__((__format__(__printf__, string_index, first_to_check)))
 #else
 #define PRINTF_ATTRIBUTE(string_index, first_to_check)
 #endif
 
 #endif  // PLATFORM_GLOBALS_H_