Revert "JSON escape login redirect URL. (#929)" (#933)
Revert "JSON escape login redirect URL. (#929)" (#933)

This reverts commit fc22865ef185a2cceaab8c521d665c79c1342f84.
google/clusterfuzz,google/clusterfuzz,google/clusterfuzz,google/clusterfuzz,google/clusterfuzz,google/clusterfuzz,google/clusterfuzz,google/clusterfuzz