Create more expressive shader cache config.

Devices such as Wear and others may not need one of the many portions of
the cache that are available by default. Rather than simply configuring
just HDR and / or the entire cache, we offer a more nuanced
configuration that can be turned off via system properties.

Bug: 325045840
Test: Local wear builds with different configuration settings.
Change-Id: I0aded11eeab45d3684979f24c12f3676deb6d27b