Adding new APIs to the support-v4 lib needed by the v4 samples (support-v4 part).

Some of the samples are using APIs that are introduced after v4 but not
supported in the v4 library. Adding the minimal necessary stuff to the
support-v4 lib to compile and run the samples.

bug:5616340

Change-Id: I103e557f8d021773d51d8383f7b6752027ca334d
9 files changed
tree: 0c7f3e4b910f7af8fd980d71a44ea336ec8d40a4
  1. v13/
  2. v4/