Implement a whitelist for code-signing certificates.

chrome/browser/safe_browsing/safe_browsing_service.cc

 // Copyright (c) 2011 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_service.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/command_line.h"
@@ skipping 285 matching lines @@
 }
 
 bool SafeBrowsingService::MatchDownloadWhitelistUrl(const GURL& url) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   if (!enabled_ || !enable_download_whitelist_ || !MakeDatabaseAvailable()) {
     return true;
   }
   return database_->ContainsDownloadWhitelistedUrl(url);
 }
 
+bool SafeBrowsingService::MatchDownloadWhitelistString(
+    const std::string& str) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
+  if (!enabled_ || !enable_download_whitelist_ || !MakeDatabaseAvailable()) {
+    return true;
+  }
+  return database_->ContainsDownloadWhitelistedString(str);
+}
+
 bool SafeBrowsingService::CheckBrowseUrl(const GURL& url,
                                          Client* client) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   if (!enabled_)
     return true;
 
   if (!CanCheckUrl(url))
     return true;
 
   const base::TimeTicks start = base::TimeTicks::Now();
@@ skipping 1026 matching lines @@
     Stop();
 
   if (csd_service_.get())
     csd_service_->SetEnabledAndRefreshState(enable);
   if (download_service_.get()) {
     download_service_->SetEnabled(
         enable && !CommandLine::ForCurrentProcess()->HasSwitch(
             switches::kDisableImprovedDownloadProtection));
   }
 }