Chrome Version: 68.0.3427.0 (Official Build) (64-bit) Revision	afb48319da5a0de6204978a68993f32d1d506263-refs/branch-heads/3427@{#1}
OS: Mac(10.12.6, 10.13.1, 10.13.5).

What steps will reproduce the problem?
1. Launch Chrome and go to any webpage (For Ex: www.facebook.com).
2. Press “Command + F” key from keyboard to open Find-In-Page text-box.
3. Type any keyword (For Ex: Facebook) in Find-In-Page textbox and observe.

Actual: Cursor position doesn’t get changed while typing the text and direction of text is wrong.
Expected: Cursor position should change accordingly while typing the text and direction of text should seen properly.

This is a mac specific regression issue, broken in M-68 series, below is manual regression range.

Good build: 68.0.3426.0 (Revision: 557429)
Bad build: 68.0.3427.0 (Revision: 557758)

Providing the bisect using per-revision bisect:

You are probably looking for a change made after 557715 (known good), but no later than 557716 (first known bad).
CHANGELOG URL:
The script might not always return single CL as suspect as some perf builds might get missing due to failure.
  https://chromium.googlesource.com/chromium/src/+log/7db664ae330cbc285b7eaa9be808d9d4c2412d5f..626e8f4e769a669f0060451d720b28a4a10310d9

Suspecting: https://chromium.googlesource.com/chromium/src/+/626e8f4e769a669f0060451d720b28a4a10310d9

@robliao: Could you please check whether this is caused with respect to your change, if not please help us in assigning it to the right owner.

NOTE: This issue is not seen on Win(7,8,8.1,10) and Linux (14.04 LTS) OS.

Kindly review the attached screen-cast for reference.

Thank You!
 

Deleted: Actual behavior.mov 4.5 MB

	Actual behavior.mov 4.5 MB View Download

Deleted: Expected behavior.mov 2.2 MB

	Expected behavior.mov 2.2 MB View Download