Update from https://crrev.com/304121

net/cert/ct_log_verifier_unittest.cc

Index: net/cert/ct_log_verifier_unittest.cc
diff --git a/net/cert/ct_log_verifier_unittest.cc b/net/cert/ct_log_verifier_unittest.cc
index 373f69eeaa575ff12b0267784eefa47322b880fa..e8d1bc4e7bd299882aa5cb70d0ea105f1f05de13 100644
--- a/net/cert/ct_log_verifier_unittest.cc
+++ b/net/cert/ct_log_verifier_unittest.cc
@@ -89,4 +89,13 @@ TEST_F(CTLogVerifierTest, DoesNotSetInvalidSTH) {
   ASSERT_FALSE(log_->SetSignedTreeHead(sth.Pass()));
 }
 
+// Test that excess data after the public key is rejected.
+TEST_F(CTLogVerifierTest, ExcessDataInPublicKey) {
+  std::string key = ct::GetTestPublicKey();
+  key += "extra";
+
+  scoped_ptr<CTLogVerifier> log = CTLogVerifier::Create(key, "testlog");
+  EXPECT_FALSE(log);
+}
+
 }  // namespace net