Bugzilla

Steps to reproduce:
1. Open `about:profiles`.
2. Click [Restart normally...] to restart the browser.
3. Open any URL (using `https://example.com` here) in a new tab.
4. Make sure that the back button is deactivated.
5. Drag the lock icon into the current page.
6. Press Enter key in the address bar.

Actual result:
Step 5 will activate the back button and add an entry to the back menu.
Step 6 will add another entry to the back menu.

Expected result:
Both step 5 and 6 should not activate the back button.

Note that step 2 is required. This is not reproducible with the first run in a fresh profile.

Regression range:
https://hg.mozilla.org/integration/autoland/pushloghtml?fromchange=5e13c2a606e299c19f97867e110a9907ceb5c31f&tochange=89aa5231ddb828f9577650abd14b22b299d0f9ab

Steps to reproduce:
1. Open `about:profiles`.
2. Click [Restart normally...] to restart the browser.
3. Open any URL (using `https://example.com` here) in a new tab.
4. Make sure that the back button is deactivated.
5. Drag the lock icon into the current page.
6. Press Enter key in the address bar.

Actual result:
Step 5 will activate the back button and add an entry to the back menu.
Step 6 will add another entry to the back menu.

Expected result:
Both step 5 and 6 should not activate the back button.

Note that step 2 is required. This is not reproducible with the first run in a fresh profile.

Regression range:
~~https://hg.mozilla.org/integration/autoland/pushloghtml?fromchange=5e13c2a606e299c19f97867e110a9907ceb5c31f&tochange=89aa5231ddb828f9577650abd14b22b299d0f9ab~~
(edit) This is wrong. See comment #2 for the correct range.