Rollup of 7 pull requests#63644

Closed

Centril wants to merge 25 commits intorust-lang:masterfrom

Centril:rollup-kapx76n

Commits on Aug 13, 2019

Simplify by removing FileArgs
jsgf
committed

Commits on Aug 14, 2019

Update rustc-demangle to 0.1.16.
eddyb
committed
Remap paths for proc-macro crates.
Joel Galenson
committed
Remap debuginfo for all crates.
Joel Galenson
committed

Commits on Aug 15, 2019

Normalize test results for different test environments
jsgf
committed

Commits on Aug 16, 2019