Make CryptohomeAuthenticator's Login*() methods work with pre-hashed keys

chromeos/cryptohome/mock_homedir_methods.cc

Index: chromeos/cryptohome/mock_homedir_methods.cc
diff --git a/chromeos/cryptohome/mock_homedir_methods.cc b/chromeos/cryptohome/mock_homedir_methods.cc
index 0cb4a387bc30838bce3cc57cee66a047767ba398..db6edb5f81134bb0b0f13583581a2f7346190ad3 100644
--- a/chromeos/cryptohome/mock_homedir_methods.cc
+++ b/chromeos/cryptohome/mock_homedir_methods.cc
@@ -4,6 +4,8 @@
 
 #include "chromeos/cryptohome/mock_homedir_methods.h"
 
+#include "base/memory/scoped_vector.h"
+#include "chromeos/cryptohome/cryptohome_parameters.h"
 #include "chromeos/cryptohome/mock_async_method_caller.h"
 
 using ::testing::Invoke;
@@ -20,6 +22,8 @@ MockHomedirMethods::~MockHomedirMethods() {}
 void MockHomedirMethods::SetUp(bool success, MountError return_code) {
   success_ = success;
   return_code_ = return_code;
+  ON_CALL(*this, GetKeyDataEx(_, _, _)).WillByDefault(
+      WithArgs<2>(Invoke(this, &MockHomedirMethods::DoGetDataCallback)));
   ON_CALL(*this, CheckKeyEx(_, _, _)).WillByDefault(
       WithArgs<2>(Invoke(this, &MockHomedirMethods::DoCallback)));
   ON_CALL(*this, MountEx(_, _, _, _)).WillByDefault(
@@ -36,6 +40,10 @@ void MockHomedirMethods::DoCallback(const Callback& callback) {
   callback.Run(success_, return_code_);
 }
 
+void MockHomedirMethods::DoGetDataCallback(const GetKeyDataCallback& callback) {
+  callback.Run(success_, return_code_, ScopedVector<RetrievedKeyData>());
+}
+
 void MockHomedirMethods::DoMountCallback(const MountCallback& callback) {
   callback.Run(
       success_, return_code_, MockAsyncMethodCaller::kFakeSanitizedUsername);