Switch to standard integer types in courgette/.

courgette/bsdiff_memory_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "courgette/third_party/bsdiff.h"
 
+#include <stddef.h>
+
 #include "courgette/base_test_unittest.h"
 #include "courgette/courgette.h"
 #include "courgette/streams.h"
 
 class BSDiffMemoryTest : public BaseTest {
  public:
   void GenerateAndTestPatch(const std::string& a, const std::string& b) const;
 
   std::string GenerateSyntheticInput(size_t length, int seed) const;
 };
@@ skipping 99 matching lines @@
   std::string file1 = FileContents("setup1.exe");
   std::string file2 = FileContents("setup2.exe");
   GenerateAndTestPatch(file1, file2);
 }
 
 TEST_F(BSDiffMemoryTest, TestDifferentElfs) {
   std::string file1 = FileContents("elf-32-1");
   std::string file2 = FileContents("elf-32-2");
   GenerateAndTestPatch(file1, file2);
 }