Google.Play.Billing.Editor.GooglePlayBillingBuildHelper

Helper class to address building issues of Google Play Billing Plugin.

Summary

Public static functions
`HasConflictingGoogleAarFile()`	`bool` Returns whether there is a conflicting aar file that will cause failure when building the APK.
`RemoveConflictingAarFiles()`	`bool` Remove the conflicting GoogleAIDL.aar and GooglePlayBilling.aar from Assets scope by moving it to a backup directory.
`RestoreConflictingAarFiles()`	`bool` Restore the conflicting GoogleAIDL.aar and GooglePlayBilling.aar back to Assets scope by moving it back from the backup directory.

bool HasConflictingGoogleAarFile()

Returns whether there is a conflicting aar file that will cause failure when building the APK.

bool RemoveConflictingAarFiles()

Remove the conflicting GoogleAIDL.aar and GooglePlayBilling.aar from Assets scope by moving it to a backup directory.

TODO (b/145928532): display error message on UI.

Details
Returns	true if operation succeed, otherwise false.

bool RestoreConflictingAarFiles()

Restore the conflicting GoogleAIDL.aar and GooglePlayBilling.aar back to Assets scope by moving it back from the backup directory.

TODO (b/145928532): display error message on UI.

Details
Returns	true if operation succeed, otherwise false.