Map not showing on https://netmap.vodafone.de/cokart-client/index.html?lang=de&app=cokart_4x

[ryanbr]

Description

Opening page https://netmap.vodafone.de/cokart-client/index.html?lang=de&app=cokart_4x won't show map

Steps to Reproduce

1. Opening https://netmap.vodafone.de/cokart-client/index.html?lang=de&app=cokart_4x
2. Shows blank page

Actual result:

Showing blank page, showing no map.

Expected result:

Expect map (From Chrome):

Reproduces how often:

Easily

Brave version (brave://version info)

Version 1.16.68 Chromium: 86.0.4240.111 (Official Build) (64-bit)

Version/Channel Information:

• Can you reproduce this issue with the current release? Yes
• Can you reproduce this issue with the beta channel? Yes
• Can you reproduce this issue with the nightly channel? Yes

Other Additional Information:

• Does the issue resolve itself when disabling Brave Shields? No
• Does the issue resolve itself when disabling Brave Rewards? No
• Is the issue reproducible on the latest version of Chrome? No

Miscellaneous Information:

Shields doesn't affect this:

Brave:

Chrome:

Original page: https://www.vodafone.de/hilfe/netzabdeckung.html (Click to Zeig mir die Netzkarte)

[measuredweighed]

This is related to the highp issue I logged here a few days ago.

[rebron]

Following str, verified this looks good on:

Brave	1.17.69 Chromium: 87.0.4280.60 (Official Build) (x86_64)
Revision	12697cfeb273d7de95cf9b18350d2c457f58224c-refs/branch-heads/4280@{#1352}
OS	macOS Version 11.0.1 (Build 20B29)

[kjozwiak]

Verification PASSED on macOS 10.15.7 x64 using the following build:

Brave | 1.17.69 Chromium: 87.0.4280.60 (Official Build) (x86_64)
-- | --
Revision | 12697cfeb273d7de95cf9b18350d2c457f58224c-refs/branch-heads/4280@{#1352}
OS | macOS Version 10.15.7 (Build 19H2)

Visited https://netmap.vodafone.de/cokart-client/index.html?lang=de&app=cokart_4x and ensured the map was loading as per the following:

Verification PASSED on Win 10 x64 using the following build:

Brave | 1.17.69 Chromium: 87.0.4280.60 (Official Build) (64-bit)
-- | --
Revision | 12697cfeb273d7de95cf9b18350d2c457f58224c-refs/branch-heads/4280@{#1352}
OS | Windows 10 OS Version 2009 (Build 19042.630)

Visited https://netmap.vodafone.de/cokart-client/index.html?lang=de&app=cokart_4x and ensured the map was loading as per the following: