Merge "Include skipContentDraw flag to cache blur and shadow shaders" into sc-dev am: 504a4d8f am: 48ab4d0d am: e9cb2628

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/15081398

Change-Id: I6da4b20296ea62e00291e62ee45d6c19f981c72c