Move LOG_ALWAYS_FATAL to end of app_process

Since LOG_ALWAYS_FATAL is always fatal and code after it is by
definition unreachable, put the call after other diagnostic output.

Change-Id: Ib3a515a04125d8e4f6e8af3a6f59226e8f0dd9cd
diff --git a/cmds/app_process/app_main.cpp b/cmds/app_process/app_main.cpp
index 7decf9a..0159edd 100644
--- a/cmds/app_process/app_main.cpp
+++ b/cmds/app_process/app_main.cpp
@@ -171,9 +171,9 @@
             runtime.start();
         }
     } else {
-        LOG_ALWAYS_FATAL("app_process: no class name or --zygote supplied.");
         fprintf(stderr, "Error: no class name or --zygote supplied.\n");
         app_usage();
+        LOG_ALWAYS_FATAL("app_process: no class name or --zygote supplied.");
         return 10;
     }