PasswordProtectionService verdict cache management

components/safe_browsing_db/v4_protocol_manager_util.cc

Index: components/safe_browsing_db/v4_protocol_manager_util.cc
diff --git a/components/safe_browsing_db/v4_protocol_manager_util.cc b/components/safe_browsing_db/v4_protocol_manager_util.cc
index e210f9751713268c76885f328675cd344348665f..816ca18646ade66d79040c7de5a99b8aefbefc28 100644
--- a/components/safe_browsing_db/v4_protocol_manager_util.cc
+++ b/components/safe_browsing_db/v4_protocol_manager_util.cc
@@ -287,18 +287,10 @@ void V4ProtocolManagerUtil::UpdateHeaders(net::HttpRequestHeaders* headers) {
 void V4ProtocolManagerUtil::UrlToFullHashes(
     const GURL& url,
     std::vector<FullHash>* full_hashes) {
-  std::string canon_host, canon_path, canon_query;
-  CanonicalizeUrl(url, &canon_host, &canon_path, &canon_query);
-
   std::vector<std::string> hosts;
-  if (url.HostIsIPAddress()) {
-    hosts.push_back(url.host());
-  } else {
-    GenerateHostVariantsToCheck(canon_host, &hosts);
-  }
-
   std::vector<std::string> paths;
-  GeneratePathVariantsToCheck(canon_path, canon_query, &paths);
+  GenerateHostAndPathVariants(url, &hosts, &paths);
+
   for (const std::string& host : hosts) {
     for (const std::string& path : paths) {
       full_hashes->push_back(crypto::SHA256HashString(host + path));
@@ -307,6 +299,24 @@ void V4ProtocolManagerUtil::UrlToFullHashes(
 }
 
 // static
+void V4ProtocolManagerUtil::GenerateHostAndPathVariants(
+    const GURL& url,
+    std::vector<std::string>* hosts,
+    std::vector<std::string>* paths) {
+  std::string canon_host, canon_path, canon_query;
+  CanonicalizeUrl(url, &canon_host, &canon_path, &canon_query);
+
+  hosts->clear();
+  paths->clear();
+  if (url.HostIsIPAddress()) {
+    hosts->push_back(url.host());
+  } else {
+    GenerateHostVariantsToCheck(canon_host, hosts);
+  }
+  GeneratePathVariantsToCheck(canon_path, canon_query, paths);
+}
+
+// static
 bool V4ProtocolManagerUtil::FullHashToHashPrefix(const FullHash& full_hash,
                                                  PrefixSize prefix_size,
                                                  HashPrefix* hash_prefix) {