Revert "Fix spurious ANR occurence when MOTION batch event is not served by the InputTransporter"

This reverts commit 010554456d453793f12129d57a9b5d8f63a82a18.
Revert "Two REMOVE_PROVIDER messages caused by race condition."

This reverts commit 76bbc72a701d4003590b23dad12e99b98be8b234.