Allow TrustStore queries to be asynchronous.

net/cert/internal/trust_store_in_memory.cc

Index: net/cert/internal/trust_store_in_memory.cc
diff --git a/net/cert/internal/trust_store_in_memory.cc b/net/cert/internal/trust_store_in_memory.cc
index 86c80c9e23936b3dd9d6a618793f4377638e96dc..9563831374514545e5edacde6c7e7e0c95d9971c 100644
--- a/net/cert/internal/trust_store_in_memory.cc
+++ b/net/cert/internal/trust_store_in_memory.cc
@@ -19,12 +19,17 @@ void TrustStoreInMemory::AddTrustAnchor(scoped_refptr<TrustAnchor> anchor) {
                                  std::move(anchor)));
 }
 
-void TrustStoreInMemory::FindTrustAnchorsByNormalizedName(
-    const der::Input& normalized_name,
-    TrustAnchors* matches) const {
-  auto range = anchors_.equal_range(normalized_name.AsStringPiece());
+void TrustStoreInMemory::FindTrustAnchorsForCert(
+    const ParsedCertificate* cert,
+    const TrustAnchorCallback& callback,
+    TrustAnchors* out_matches,
+    std::unique_ptr<Request>* out_req) const {
+  auto range = anchors_.equal_range(cert->normalized_issuer().AsStringPiece());
   for (auto it = range.first; it != range.second; ++it)
-    matches->push_back(it->second);
+    out_matches->push_back(it->second);
+
+  // TrustStoreInMemory never returns async results.
+  *out_req = nullptr;
 }
 
 }  // namespace net