Switch to standard integer types in base/files/.

base/files/file_proxy_unittest.cc

Index: base/files/file_proxy_unittest.cc
diff --git a/base/files/file_proxy_unittest.cc b/base/files/file_proxy_unittest.cc
index 72c430e372bd5de7a0f5641961f5c042110c022c..2562208b2707528cc72ea67eb9c1a43cf5946112 100644
--- a/base/files/file_proxy_unittest.cc
+++ b/base/files/file_proxy_unittest.cc
@@ -4,15 +4,20 @@
 
 #include "base/files/file_proxy.h"
 
+#include <stddef.h>
+#include <stdint.h>
+
 #include <utility>
 
 #include "base/bind.h"
 #include "base/files/file.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
+#include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/threading/thread.h"
 #include "base/threading/thread_restrictions.h"
+#include "build/build_config.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace base {
@@ -71,7 +76,7 @@ class FileProxyTest : public testing::Test {
   }
 
  protected:
-  void CreateProxy(uint32 flags, FileProxy* proxy) {
+  void CreateProxy(uint32_t flags, FileProxy* proxy) {
     proxy->CreateOrOpen(
         test_path(), flags,
         Bind(&FileProxyTest::DidCreateOrOpen, weak_factory_.GetWeakPtr()));