tree 9734974c3b968e273ead53fc281646617bb45a9d
parent c2450479069d7c03ed295a62debea14ab7a95f1b
author yueg <yueg@google.com> 1515612630 -0800
committer Copybara-Service <copybara-piper@google.com> 1515615491 -0800

Log impression when bubble v2 appears.

Bug: 67605985
Test: NewBubbleTest
PiperOrigin-RevId: 181493569
Change-Id: I30f7204ad9c78693e2c9b054bd69307fb4768a0b