[Safe browsing] Clean up code to scan hash results for threats.

chrome/browser/safe_browsing/safe_browsing_util.cc

 // Copyright (c) 2012 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 "chrome/browser/safe_browsing/safe_browsing_util.h"
 
 #include "base/logging.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 447 matching lines @@
   std::vector<std::string> hosts, paths;
   GenerateHostsToCheck(url, &hosts);
   GeneratePathsToCheck(url, &paths);
   for (size_t h = 0; h < hosts.size(); ++h) {
     for (size_t p = 0; p < paths.size(); ++p) {
       urls->push_back(hosts[h] + paths[p]);
     }
   }
 }
 
-int GetHashIndex(const SBFullHash& hash,
-                 const std::vector<SBFullHashResult>& full_hashes) {
-  for (size_t i = 0; i < full_hashes.size(); ++i) {
-    if (SBFullHashEqual(hash, full_hashes[i].hash))
-      return static_cast<int>(i);
-  }
-  return -1;
-}
-
-int GetUrlHashIndex(const GURL& url,
-                    const std::vector<SBFullHashResult>& full_hashes) {
-  if (full_hashes.empty())
-    return -1;
-
-  std::vector<std::string> patterns;
-  GeneratePatternsToCheck(url, &patterns);
-
-  for (size_t i = 0; i < patterns.size(); ++i) {
-    SBFullHash key = SBFullHashForString(patterns[i]);
-    int index = GetHashIndex(key, full_hashes);
-    if (index != -1)
-      return index;
-  }
-  return -1;
-}
-
 GURL GeneratePhishingReportUrl(const std::string& report_page,
                                const std::string& url_to_report,
                                bool is_client_side_detection) {
   const std::string current_esc = net::EscapeQueryParamValue(url_to_report,
                                                              true);
 
 #if defined(OS_WIN)
   BrowserDistribution* dist = BrowserDistribution::GetDistribution();
   std::string client_name(dist->GetSafeBrowsingName());
 #else
@@ skipping 15 matching lines @@
   memcpy(hash_out.full_hash, hash_in.data(), crypto::kSHA256Length);
   return hash_out;
 }
 
 std::string SBFullHashToString(const SBFullHash& hash) {
   DCHECK_EQ(crypto::kSHA256Length, sizeof(hash.full_hash));
   return std::string(hash.full_hash, sizeof(hash.full_hash));
 }
 
 }  // namespace safe_browsing_util