Change calling style for some Boring SSL functions which (now) return just 0 or 1.

components/webcrypto/algorithms/rsa_oaep.cc

 // 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.
 
 #include <openssl/evp.h>
 #include <stddef.h>
 #include <stdint.h>
 #include <string.h>
 
 #include "components/webcrypto/algorithms/rsa.h"
@@ skipping 33 matching lines @@
   crypto::OpenSSLErrStackTracer err_tracer(FROM_HERE);
 
   EVP_PKEY* pkey = GetEVP_PKEY(key);
   const EVP_MD* digest = GetDigest(key.algorithm().rsaHashedParams()->hash());
   if (!digest)
     return Status::ErrorUnsupported();
 
   crypto::ScopedEVP_PKEY_CTX ctx(EVP_PKEY_CTX_new(pkey, NULL));
 
   if (!init_func(ctx.get()) ||
-      1 != EVP_PKEY_CTX_set_rsa_padding(ctx.get(), RSA_PKCS1_OAEP_PADDING) ||
-      1 != EVP_PKEY_CTX_set_rsa_oaep_md(ctx.get(), digest) ||
-      1 != EVP_PKEY_CTX_set_rsa_mgf1_md(ctx.get(), digest)) {
+      !EVP_PKEY_CTX_set_rsa_padding(ctx.get(), RSA_PKCS1_OAEP_PADDING) ||
+      !EVP_PKEY_CTX_set_rsa_oaep_md(ctx.get(), digest) ||
+      !EVP_PKEY_CTX_set_rsa_mgf1_md(ctx.get(), digest)) {
     return Status::OperationError();
   }
 
   const blink::WebVector<uint8_t>& label =
       algorithm.rsaOaepParams()->optionalLabel();
 
   if (label.size()) {
     // Make a copy of the label, since the ctx takes ownership of it when
     // calling set0_rsa_oaep_label().
     crypto::ScopedOpenSSLBytes label_copy;
@@ skipping 71 matching lines @@
   }
 };
 
 }  // namespace
 
 scoped_ptr<AlgorithmImplementation> CreateRsaOaepImplementation() {
   return make_scoped_ptr(new RsaOaepImplementation);
 }
 
 }  // namespace webcrypto