Make base::Base64Encode() return void

components/policy/core/common/cloud/resource_cache.cc

 // Copyright (c) 2013 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 "components/policy/core/common/cloud/resource_cache.h"
 
 #include "base/base64.h"
 #include "base/callback.h"
 #include "base/file_util.h"
 #include "base/files/file_enumerator.h"
 #include "base/logging.h"
 #include "base/safe_numerics.h"
 #include "base/sequenced_task_runner.h"
 #include "base/strings/string_util.h"
 
 namespace policy {
 
 namespace {
 
 // Verifies that |value| is not empty and encodes it into base64url format,
 // which is safe to use as a file name on all platforms.
 bool Base64Encode(const std::string& value, std::string* encoded) {
   DCHECK(!value.empty());
-  if (value.empty() || !base::Base64Encode(value, encoded))
+  if (value.empty())
     return false;
+  base::Base64Encode(value, encoded);
   base::ReplaceChars(*encoded, "+", "-", encoded);
   base::ReplaceChars(*encoded, "/", "_", encoded);
   return true;
 }
 
 // Decodes all elements of |input| from base64url format and stores the decoded
 // elements in |output|.
 bool Base64Encode(const std::set<std::string>& input,
                   std::set<std::string>* output) {
   output->clear();
@@ skipping 195 matching lines @@
   if (!VerifyKeyPath(key, allow_create_key, &key_path) ||
       !Base64Encode(subkey, &encoded)) {
     return false;
   }
   *path = key_path.AppendASCII(encoded);
   return true;
 }
 
 
 }  // namespace policy