Revert "Bug 1073870 - Autocorrect word does not get cleared when moving the cursor around"

This reverts commit 4551093ae6ca06fa8c6a41c90328b75097a90a4c.
Merge pull request #24817 from comoyo/revert1073870

Revert "Bug 1073870 - Autocorrect word does not get cleared when moving the cursor around"