For AliasString pass, rather than using the source location of the file that aliased strings are added to, use instead the first original use location.  This will prevent the first file of affected chucks from being artificially bloated when using source maps to determine "weight" of input source on the output.
For AliasString pass, rather than using the source location of the file that aliased strings are added to, use instead the first original use location.  This will prevent the first file of affected chucks from being artificially bloated when using source maps to determine "weight" of input source on the output.

PiperOrigin-RevId: 365707945

google/closure-compiler,nawawi/closure-compiler,google/closure-compiler,google/closure-compiler,monetate/closure-compiler,nawawi/closure-compiler,google/closure-compiler,monetate/closure-compiler,nawawi/closure-compiler,monetate/closure-compiler,monetate/closure-compiler,ChadKillingsworth/closure-compiler,ChadKillingsworth/closure-compiler,ChadKillingsworth/closure-compiler,ChadKillingsworth/closure-compiler,nawawi/closure-compiler