SamlWebFilterIT: throw Exception from tests

Change-Id: I4203bdef0c8e4eb72173c82531b23caf6ae09929

src/test/java/com/googlesource/gerrit/plugins/saml/SamlWebFilterIT.java

diff --git a/src/test/java/com/googlesource/gerrit/plugins/saml/SamlWebFilterIT.java b/src/test/java/com/googlesource/gerrit/plugins/saml/SamlWebFilterIT.java
index e12e4a9..0b99d26 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/saml/SamlWebFilterIT.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/saml/SamlWebFilterIT.java
@@ -46,7 +46,6 @@
 import java.util.ArrayList;
 import java.util.List;
 import javax.servlet.FilterChain;
-import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 import org.eclipse.jgit.errors.ConfigInvalidException;
@@ -76,8 +75,7 @@
   }
 
   @Test
-  public void supportAccountNamesWithNonIso88591Characters()
-      throws IOException, ServletException, RestApiException {
+  public void supportAccountNamesWithNonIso88591Characters() throws Exception {
     SamlWebFilter samlWebFilter = server.getTestInjector().getInstance(SamlWebFilter.class);
 
     String samlDisplayName = nullToEmpty(user.displayName()) + " Saml Test 合覺那加情力心";
@@ -99,8 +97,7 @@
   }
 
   @Test
-  public void failAuthenticationWhenAccountManipulationFails()
-      throws IOException, ServletException, RestApiException {
+  public void failAuthenticationWhenAccountManipulationFails() throws Exception {
     SamlWebFilter samlWebFilter =
         newSamlWebFilter(
             server.getTestInjector().getInstance(Realm.class),