dynamicproxy: Remove some unused code

Change-Id: Iac15ba90de321c47648f6227e1403d397b8810cb
dynamicproxy: Use redis connection pooling

Bug: 65179
Change-Id: I8f9dc15c72e135dda00cba776215db0bea274f35
Merge changes I8f9dc15c,Iac15ba90 into production

* changes:
  dynamicproxy: Use redis connection pooling
  dynamicproxy: Remove some unused code