Multiple custom themes 1/n

Refactor DefaultThemeProvider for better reuse, and add
support for storing and retrieving more than one custom
theme (custom theme names not supported yet).

Bug: 132257073
Change-Id: I9ed8b0e13fb5ab063373adedf40fc98896d0a20e
10 files changed
tree: 48ec544222fe69af522f259934a97b5727df9e1d
  1. res/
  2. robolectric_tests/
  3. src/
  4. src_override/
  5. Android.mk
  6. AndroidManifest.xml