Revert "Converting (Alt+LeftClick -> RightClick) to (Search+LeftClick -> RightClick)" on behalf of afakhry@.

As seen in the buganizer discussion, users have gotten used to the broken behavior and are disrupted by the change without warning.

This reverts commit 404d0118fa4c40676cbd2f6da3e5ba5d62f39b61.

BUG=248762
TBR=afakhry@chromium.org

Review URL: https://codereview.chromium.org/1161853004

Cr-Commit-Position: refs/heads/master@{#332979}
7 files changed