Runtime failures due to recent changes

[raghaprasad]

Bug report

Required Info:

• Operating System:
  • Ubuntu Bionic, docker container
• Installation type:
  • build from source
• Version or commit hash:
  • Cloned repo [rmw_dps] at commit [0e9b199]

Steps to reproduce issue

When we run the iRobot performance test against the latest version of rmw_dps.

Running benchmark [sierra_nevada]
--------------------------------------------------
Topology file: topology/sierra_nevada.json
Intra-process-communication: on
Run test for: 60 seconds
Sampling resources every 500ms
Start test
[ResourceUsageLogger]: Logging to log/resources.txt
[EventsLogger]: Logging to log/events.txt
terminate called after throwing an instance of 'rclcpp::exceptions::RCLError'
  what():  could not create subscription: failed to resolve symbol 'rmw_subscription_get_actual_qos' in shared library '/opt/workspace/install/lib/librmw_dps_cpp.so', at /home/jenkins-agent/workspace/packaging_linux/ws/src/ros2/rmw_implementation/rmw_implementation/src/functions.cpp:163, at /home/jenkins-agent/workspace/packaging_linux/ws/src/ros2/rcl/rcl/src/rcl/subscription.c:175
Execution of benchmark [sierra_nevada] completed with exit code [134]

[alsora]

These methods have been added a couple days ago with this PR
ros2/rclcpp#754
Following PRs are required in each specific RMW implementation to support them