Revert "Fix various c++11 narrowing violations"

This reverts commit 7a29979056223e9bd7f32b29b55724e6cfb3cc5a.
Revert "hwui: build with GCC for now"

This reverts commit 4ccdbade34fcc0882de1ab71eb70423ee8ae0c3c.
Revert "frameworks/base: Squashed Linaro patches:"

This reverts commit 1fa26dc9e1f913ae3dd7ed97b5a494eeeaaa5669.