[AppCompat] introduce APIs to control slider animation on/off

Introduces getter/setter and functionality to enable/disable
ActionBarDrawerToggle animation.

Bug: 34701746
Test: ./gradlew support-appcompat-v7:connectedCheck --info \
      --daemon -Pandroid.testInstrumentationRunnerArguments\
      .class=android.support.v7.app.DrawerLayoutTest
Change-Id: I4b74432503acdec38b6f81ca70e26aaff0485f5a
2 files changed