Merge "[TeX] Updated the comments for the Histogram class" am: 4cdefcca am: 4b6b0914

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2428473



Change-Id: Idda1d1e870a476cf0b06314d6b96d7cdb7627e12
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>