Move base/resource_util.* into base/win/ since it's windows specific.

base/win/resource_util.cc

Index: base/win/resource_util.cc
diff --git a/base/resource_util.cc b/base/win/resource_util.cc
similarity index 90%
rename from base/resource_util.cc
rename to base/win/resource_util.cc
index 7c7a519257d13a6b49b012b74570a89da9503d6d..de9f5833924f48cb6270dafb559472278179e6d7 100644
--- a/base/resource_util.cc
+++ b/base/win/resource_util.cc
@@ -3,9 +3,10 @@
 // found in the LICENSE file.
 
 #include "base/logging.h"
-#include "base/resource_util.h"
+#include "base/win/resource_util.h"
 
 namespace base {
+namespace win {
 bool GetDataResourceFromModule(HMODULE module, int resource_id,
                                void** data, size_t* length) {
   if (!module)
@@ -34,4 +35,5 @@ bool GetDataResourceFromModule(HMODULE module, int resource_id,
   *length = static_cast<size_t>(data_size);
   return true;
 }
-}  // namespace
+}  // namespace win
+}  // namespace base