Add error information to VerifyCertificateChain().

net/cert/internal/path_builder_unittest.cc

Index: net/cert/internal/path_builder_unittest.cc
diff --git a/net/cert/internal/path_builder_unittest.cc b/net/cert/internal/path_builder_unittest.cc
index 432ea5274252a5fb661906c980985c580367c464..f360e07e3a490eab3a14f77d854325578bbb7674 100644
--- a/net/cert/internal/path_builder_unittest.cc
+++ b/net/cert/internal/path_builder_unittest.cc
@@ -495,10 +495,12 @@ class PathBuilderKeyRolloverTest : public ::testing::Test {
 
   void SetUp() override {
     ParsedCertificateList path;
-    bool unused;
+    bool unused_result;
+    std::string unused_errors;
 
     ReadVerifyCertChainTestFromFile("key-rollover-oldchain.pem", &path,
-                                    &oldroot_, &time_, &unused);
+                                    &oldroot_, &time_, &unused_result,
+                                    &unused_errors);
     ASSERT_EQ(2U, path.size());
     target_ = path[0];
     oldintermediate_ = path[1];
@@ -506,7 +508,8 @@ class PathBuilderKeyRolloverTest : public ::testing::Test {
     ASSERT_TRUE(oldintermediate_);
 
     ReadVerifyCertChainTestFromFile("key-rollover-longrolloverchain.pem", &path,
-                                    &oldroot_, &time_, &unused);
+                                    &oldroot_, &time_, &unused_result,
+                                    &unused_errors);
     ASSERT_EQ(4U, path.size());
     newintermediate_ = path[1];
     newroot_ = path[2];