Use the exact-width integer types defined in <stdint.h> rather than

net/cert/cert_status_flags.h

Index: net/cert/cert_status_flags.h
diff --git a/net/cert/cert_status_flags.h b/net/cert/cert_status_flags.h
index e66856beae1a7c038c8f46ab3eb8f60e0f4cb6ee..a766595fd0593f6ae31b9b48119ff8456d442b6b 100644
--- a/net/cert/cert_status_flags.h
+++ b/net/cert/cert_status_flags.h
@@ -5,14 +5,15 @@
 #ifndef NET_CERT_CERT_STATUS_FLAGS_H_
 #define NET_CERT_CERT_STATUS_FLAGS_H_
 
-#include "base/basictypes.h"
+#include <stdint.h>
+
 #include "net/base/net_export.h"
 
 namespace net {
 
 // Bitmask of status flags of a certificate, representing any errors, as well as
 // other non-error status information such as whether the certificate is EV.
-typedef uint32 CertStatus;
+typedef uint32_t CertStatus;
 
 // NOTE: Because these names have appeared in bug reports, we preserve them as
 // MACRO_STYLE for continuity, instead of renaming them to kConstantStyle as