This CL adds an "install scenario" field to several data structures used by the Package Manager. This value will be used by a following CL to adjust the invocation of dexopt based on the indicated use case. Bug: 173137187 Test: build Merged-In: I1d0df8edf85a598905a5e7509f6c811df5c20e2e Change-Id: I1d0df8edf85a598905a5e7509f6c811df5c20e2e