Fix building on 64-bit Windows

test/cctest/test-serialize.cc

Index: test/cctest/test-serialize.cc
===================================================================
--- test/cctest/test-serialize.cc	(revision 3690)
+++ test/cctest/test-serialize.cc	(working copy)
@@ -319,7 +319,7 @@
       int map_space_used,
       int cell_space_used,
       int large_space_used) {
-  int file_name_length = strlen(file_name_) + 10;
+  int file_name_length = StrLength(file_name_) + 10;
   Vector<char> name = Vector<char>::New(file_name_length + 1);
   OS::SNPrintF(name, "%s.size", file_name_);
   FILE* fp = OS::FOpen(name.start(), "w");
@@ -361,7 +361,7 @@
 DEPENDENT_TEST(PartialDeserialization, PartialSerialization) {
   v8::V8::Initialize();
   const char* file_name = FLAG_testing_serialization_file;
-  int file_name_length = strlen(file_name) + 10;
+  int file_name_length = StrLength(file_name) + 10;
   Vector<char> name = Vector<char>::New(file_name_length + 1);
   OS::SNPrintF(name, "%s.size", file_name);
   FILE* fp = OS::FOpen(name.start(), "r");