Fix build errors caused by ProjectCache.checkedGet()

Change-Id: Ie76c0ed4b45d9e7aa6fcfab491ce812ac94ed687

gerrit-server/src/main/java/com/google/gerrit/server/project/ChildProjectsCollection.java

@@ -25,6 +25,8 @@ import com.google.gerrit.extensions.restapi.TopLevelResource;
 import com.google.inject.Inject;
 import com.google.inject.Provider;
 
+import java.io.IOException;
+
 public class ChildProjectsCollection implements
     ChildCollection<ProjectResource, ChildProjectResource> {
   private final Provider<ListChildProjects> list;
@@ -48,7 +50,7 @@ public class ChildProjectsCollection implements
 
   @Override
   public ChildProjectResource parse(ProjectResource parent, IdString id)
-      throws ResourceNotFoundException {
+      throws ResourceNotFoundException, IOException {
     ProjectResource p =
         projectsCollection.get().parse(TopLevelResource.INSTANCE, id);
     ProjectState pp =

gerrit-server/src/test/java/com/google/gerrit/rules/GerritCommonTest.java

@@ -95,6 +95,11 @@ public class GerritCommonTest extends PrologTestCase {
       return allProjects;
     }
 
+    @Override
+    public ProjectState checkedGet(Project.NameKey projectName) {
+      return get(projectName);
+    }
+
     @Override
     public void evict(Project p) {
       throw new UnsupportedOperationException();

gerrit-server/src/test/java/com/google/gerrit/server/project/RefControlTest.java

@@ -419,6 +419,11 @@ public class RefControlTest extends TestCase {
         return all.get(projectName);
       }
 
+      @Override
+      public ProjectState checkedGet(Project.NameKey projectName) {
+        return get(projectName);
+      }
+
       @Override
       public void evict(Project p) {
       }