Rich Text Editor:Plain Text Content In Mobile Width

Build 9290 on users/munteannatan/scale_and_test_updates
1200px
Reviewing disabled
Baseline History
Build 92902913eab
Current build. There are unaccepted changes, so build 7870 is still the baseline.
Build 73084ca3caa
Accepted by Vivin Krishna.
Build 7141fb9595c
Accepted by vikisekarNI.
Commenting is disabled because there's a newer build on this branch