In my testing, this reduces the runtime of the Robolectric Settings test
suite on my Z840 workstation from 440 seconds to 402 seconds on average.
By avoiding having a method-level Robolectric shadow import, we avoid
going down a code path which needs to add more shadows later in the
Robolectric execution.
Bug: 64808827
Test: Settings robotests still pass
Change-Id: I7b40d73b30306ae3f9759281afbd7f7266579e24
The preference controller shouldn't be shared between the
"Assist Gesture" parent setting, and the child setting within
Fixes: 64318213
Test: manual test of settings && make -j RunSettingsRoboTests
Change-Id: I2d2437e2036881a08977924dc1386aa1fab67070
