Correct PROCESS_BASIC_INFORMATION for 64 bit Windows.

sandbox/win/src/policy_broker.cc

Index: sandbox/win/src/policy_broker.cc
diff --git a/sandbox/win/src/policy_broker.cc b/sandbox/win/src/policy_broker.cc
index dc5e18c28b9eb45c089ecdef68c1b0aaad154d28..c2d25bd55c25662e492f3becdca92144ffc55f76 100644
--- a/sandbox/win/src/policy_broker.cc
+++ b/sandbox/win/src/policy_broker.cc
@@ -38,7 +38,7 @@ SANDBOX_INTERCEPT NtExports g_nt;
   if (NULL == g_nt.member) \
     return false
 
-bool SetupNtdllImports(TargetProcess *child) {
+bool InitGlobalNt() {
   HMODULE ntdll = ::GetModuleHandle(kNtdllName);
   base::win::PEImage ntdll_image(ntdll);
 
@@ -75,6 +75,14 @@ bool SetupNtdllImports(TargetProcess *child) {
   INIT_GLOBAL_RTL(wcslen);
   INIT_GLOBAL_RTL(memcpy);
 
+  return true;
+}
+
+bool SetupNtdllImports(TargetProcess *child) {
+  if (!InitGlobalNt()) {
+    return false;
+  }
+
 #ifndef NDEBUG
   // Verify that the structure is fully initialized.
   for (size_t i = 0; i < sizeof(g_nt)/sizeof(void*); i++)