Add debugDump() to IServiceManager.

Test: mma
Change-Id: I04289500c7ee42a84d3593b4c0e45a0b829370a7
diff --git a/cmds/dumpsys/tests/dumpsys_test.cpp b/cmds/dumpsys/tests/dumpsys_test.cpp
index a66685d..01a2fa3 100644
--- a/cmds/dumpsys/tests/dumpsys_test.cpp
+++ b/cmds/dumpsys/tests/dumpsys_test.cpp
@@ -78,6 +78,7 @@
         R<bool>(const hidl_string&,
                 const hidl_string&,
                 const sp<IServiceNotification>&));
+    MOCK_METHOD1(debugDump, R<void>(debugDump_cb));
 
 };