DevTools: fix LoadNetworkResource() for file:// URLs with NetworkService on
DevTools: fix LoadNetworkResource() for file:// URLs with NetworkService on

Bug: 941697
Change-Id: Ia9de63f9a5cff1516962dff0ed785f5c26b6b833
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1525270
Reviewed-by: Dmitry Gozman <0ca14b32cbb359a30ac562af27dd84cc2813eacb@chromium.org>
Commit-Queue: Andrey Kosyakov <03b08926e49d80331ab322c2b9e0332109fbfd39@chromium.org>
Cr-Original-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#641959}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 2e6734404933d0bc9b56f2a9d64385a09dc9854b
ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend