Credential Manager: Stub out the browser-side IPC handlers.

components/password_manager/core/browser/stub_password_manager_client.cc

Index: components/password_manager/core/browser/stub_password_manager_client.cc
diff --git a/components/password_manager/core/browser/stub_password_manager_client.cc b/components/password_manager/core/browser/stub_password_manager_client.cc
index ca4fa29c4f8cdaa79eb8b0916bb7461292e5bf9c..176ea1e99040d79dae78e3b9b5f178aa63a2c6d3 100644
--- a/components/password_manager/core/browser/stub_password_manager_client.cc
+++ b/components/password_manager/core/browser/stub_password_manager_client.cc
@@ -37,4 +37,21 @@ PasswordStore* StubPasswordManagerClient::GetPasswordStore() { return NULL; }
 
 PasswordManagerDriver* StubPasswordManagerClient::GetDriver() { return NULL; }
 
+void StubPasswordManagerClient::OnNotifyFailedSignIn(int request_id,
+                                                     const CredentialInfo&) {
+}
+
+void StubPasswordManagerClient::OnNotifySignedIn(int request_id,
+                                                 const CredentialInfo&) {
+}
+
+void StubPasswordManagerClient::OnNotifySignedOut(int request_id) {
+}
+
+void StubPasswordManagerClient::OnRequestCredential(
+    int request_id,
+    bool zero_click_only,
+    std::vector<GURL> federations) {
+}
+
 }  // namespace password_manager