Merge "Update IsZygote to return true for webview_zygote" am: 49a5ceeb43

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2254847

Change-Id: Icef567f77db581dd2fdf459ccb3884de71ba9133
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>