Add test for multithreaded ActiveVerifier behavior.

base/process/memory_win.cc

Index: base/process/memory_win.cc
diff --git a/base/process/memory_win.cc b/base/process/memory_win.cc
index 42f707d9ac0102df377fbe2b2c075b34edcfeca2..386000a700547d4efcdab6a6d2d604e98f2b6e2d 100644
--- a/base/process/memory_win.cc
+++ b/base/process/memory_win.cc
@@ -95,11 +95,11 @@ void EnableTerminationOnOutOfMemory() {
   _set_new_mode(1);
 }
 
-HMODULE GetModuleFromAddress(void* address) {
+HMODULE GetModuleFromAddress(const void* address) {
   HMODULE instance = NULL;
   if (!::GetModuleHandleExA(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS |
                             GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT,
-                            static_cast<char*>(address),
+                            static_cast<char*>(const_cast<void*>(address)),
                             &instance)) {
     NOTREACHED();
   }