Describe preference for Executor over Handler in Android API guidelines

Elaborate on the history of using Executor vs. Handler as a means to direct a callback to a specific execution context in the Android API guidelines.
Include common exception requests and their typical outcomes.

PiperOrigin-RevId: 602712654
Change-Id: I1178863c9d4ab07e0ec30de5294ff13215120d5a
1 file changed
tree: 52322688cac0fe47ade296bfcfa0174143bb6094
  1. api-guidelines/