now, i use 73.0.3639.0 upload file.

Deleted: Screenshot_20181216-025123.png 145 KB

	Screenshot_20181216-025123.png 145 KB View Download

73.0.3641.0

Deleted: Screenshot_20181216-025744.png 88.0 KB

	Screenshot_20181216-025744.png 88.0 KB View Download

Tested the issue in Android and able to reproduce the issue. 

Steps Followed:
1. Navigated to https://cgi-lib.berkeley.edu/ex/fup.html
2. Uploaded file and Observed cant upload file  error page.

Chrome versions tested:
73.0.3642.0(Canary)

OS:
Android 9

Android Devices:
Pixel XL

Unable to provide bisect info, as this issue is only seen in canary builds, installing equivalent dev builds doesn't have this issue.Hence marking this issue as untriaged for further inputs from dev team & adding labels accordingly.

Thanks!

Fix up for review for this in http://crrev.com/c/1381111

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/c82a54380ea7e7b1bac9b5245c4b0843802d8f59

commit c82a54380ea7e7b1bac9b5245c4b0843802d8f59
Author: Clark DuVall <cduvall@chromium.org>
Date: Mon Dec 17 23:26:57 2018

Fix file uploads on Android when Network Service is enabled

Android uses content:// URIs for file uploads, which we were not
handling in network service. This changes the code that opens the files
to open content:// URIs correctly.

Bug:  915484 
Change-Id: I56f5510020cb11b5e405df2f59a7109a43e0f683
Reviewed-on: https://chromium-review.googlesource.com/c/1381111
Reviewed-by: Bo <boliu@chromium.org>
Commit-Queue: Clark DuVall <cduvall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#617280}
[modify] https://crrev.com/c82a54380ea7e7b1bac9b5245c4b0843802d8f59/content/browser/network_service_client.cc
[modify] https://crrev.com/c82a54380ea7e7b1bac9b5245c4b0843802d8f59/content/browser/network_service_client_unittest.cc

Verified this in the latest canary, version 73.0.3644.0. Requesting merge to M72, this is a network service only change to fix uploads.

This bug requires manual review: M72 has already been promoted to the beta branch, so this requires manual review
Please contact the milestone owner if you have questions.
Owners: govind@(Android), kariahda@(iOS), djmm@(ChromeOS), abdulsyed@(Desktop)

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

Approving merge to M72 branch 3626 based on comment #8. Please merge ASAP. Thank you.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/93a38f9d9016d3be774b0da017ae7f2561ad5b8b

commit 93a38f9d9016d3be774b0da017ae7f2561ad5b8b
Author: Clark DuVall <cduvall@chromium.org>
Date: Tue Dec 18 19:05:28 2018

Fix file uploads on Android when Network Service is enabled

Android uses content:// URIs for file uploads, which we were not
handling in network service. This changes the code that opens the files
to open content:// URIs correctly.

Bug:  915484 
Change-Id: I56f5510020cb11b5e405df2f59a7109a43e0f683
Reviewed-on: https://chromium-review.googlesource.com/c/1381111
Reviewed-by: Bo <boliu@chromium.org>
Commit-Queue: Clark DuVall <cduvall@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#617280}(cherry picked from commit c82a54380ea7e7b1bac9b5245c4b0843802d8f59)
Reviewed-on: https://chromium-review.googlesource.com/c/1382869
Reviewed-by: Clark DuVall <cduvall@chromium.org>
Cr-Commit-Position: refs/branch-heads/3626@{#439}
Cr-Branched-From: d897fb137fbaaa9355c0c93124cc048824eb1e65-refs/heads/master@{#612437}
[modify] https://crrev.com/93a38f9d9016d3be774b0da017ae7f2561ad5b8b/content/browser/network_service_client.cc
[modify] https://crrev.com/93a38f9d9016d3be774b0da017ae7f2561ad5b8b/content/browser/network_service_client_unittest.cc

The following revision refers to this bug: 
https://chromium.googlesource.com/chromium/src.git/+/93a38f9d9016d3be774b0da017ae7f2561ad5b8b

Commit: 93a38f9d9016d3be774b0da017ae7f2561ad5b8b
Author: cduvall@chromium.org
Commiter: cduvall@chromium.org
Date: 2018-12-18 19:05:28 +0000 UTC

Fix file uploads on Android when Network Service is enabled

Android uses content:// URIs for file uploads, which we were not
handling in network service. This changes the code that opens the files
to open content:// URIs correctly.

Bug:  915484 
Change-Id: I56f5510020cb11b5e405df2f59a7109a43e0f683
Reviewed-on: https://chromium-review.googlesource.com/c/1381111
Reviewed-by: Bo <boliu@chromium.org>
Commit-Queue: Clark DuVall <cduvall@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#617280}(cherry picked from commit c82a54380ea7e7b1bac9b5245c4b0843802d8f59)
Reviewed-on: https://chromium-review.googlesource.com/c/1382869
Reviewed-by: Clark DuVall <cduvall@chromium.org>
Cr-Commit-Position: refs/branch-heads/3626@{#439}
Cr-Branched-From: d897fb137fbaaa9355c0c93124cc048824eb1e65-refs/heads/master@{#612437}