Revert "Enable IMS#canImeRenderGesturalNavButtons() by default" This reverts commit 793e15271306d84451733363818e83e661112d44 [1]. Reason for revert: No back button on the setup wizard. [1]: I45e511f5cfec93cdd002d23c091b4fe735b28227 Bug: 215545985 Fix: 217668258 Change-Id: Iac77c5bfafc5d208a1d3f3b56f0f7ee81d51031b (cherry picked from commit c35df2f1ec687dc30562aef3be55d4a30969f46b) Merged-In:Iac77c5bfafc5d208a1d3f3b56f0f7ee81d51031b