Add inttypes for windows in dump_context

BUG=https://code.google.com/p/google-breakpad/issues/detail?id=606
R=primiano@chromium.org

Review URL: https://breakpad.appspot.com/6734002

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1381 4c0a9323-5329-0410-9bdc-e9ce6186880e

src/processor/dump_context.cc

@@ -36,6 +36,16 @@
 #include <assert.h>
 #include <stdio.h>
 
+#ifdef _WIN32
+#include <io.h>
+#define PRIx64 "llx"
+#define PRIx32 "lx"
+#define snprintf _snprintf
+#else  // _WIN32
+#include <unistd.h>
+#define O_BINARY 0
+#endif  // _WIN32
+
 #include "processor/logging.h"
 
 namespace google_breakpad {