Switch to standard integer types in components/, part 4 of 4.

components/webcrypto/algorithms/ec.h

 // Copyright 2014 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.
 
 #ifndef COMPONENTS_WEBCRYPTO_ALGORITHMS_EC_H_
 #define COMPONENTS_WEBCRYPTO_ALGORITHMS_EC_H_
 
+#include <stdint.h>
+
 #include "components/webcrypto/algorithm_implementation.h"
 
 namespace webcrypto {
 
 // Base class for an EC algorithm. Provides functionality for generating,
 // importing, and exporting keys.
 class EcAlgorithm : public AlgorithmImplementation {
  public:
   // |all_public_key_usages| and |all_private_key_usages| are the set of
   // WebCrypto key usages that are valid for created keys (public and private
@@ skipping 51 matching lines @@
                                 blink::WebCryptoKey* key) const override;
 
  private:
   const blink::WebCryptoKeyUsageMask all_public_key_usages_;
   const blink::WebCryptoKeyUsageMask all_private_key_usages_;
 };
 
 }  // namespace webcrypto
 
 #endif  // COMPONENTS_WEBCRYPTO_ALGORITHMS_EC_H_