[wptrunner] Install Ahem in Sauce Labs Windows VM (web-platform-tests…

…#10499)

fonts/README.md

@@ -1,2 +1,6 @@
 This directory only contains auxiliary font files used by other tests. See
 /css-fonts for tests covering the CSS Fonts Module specification.
+
+The font named `Ahem.ttf` is referenced from the project documentation and the
+CLI's scripts for provisioning virtual machines provided by Sauce Labs. If that
+file is re-located, the references should be updated accordingly.

tools/wptrunner/wptrunner/browsers/sauce_setup/edge-prerun.bat

@@ -1,2 +1,9 @@
 @echo off
 reg add "HKCU\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\New Windows" /v "PopupMgr" /t REG_SZ /d no
+
+
+REM Download and install the Ahem font
+REM - https://wiki.saucelabs.com/display/DOCS/Downloading+Files+to+a+Sauce+Labs+Virtual+Machine+Prior+to+Testing
+REM - https://superuser.com/questions/201896/how-do-i-install-a-font-from-the-windows-command-prompt
+bitsadmin.exe /transfer "JobName" https://github.com/w3c/web-platform-tests/raw/master/fonts/Ahem.ttf "%WINDIR%\Fonts\Ahem.ttf"
+reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Fonts" /v "Ahem (TrueType)" /t REG_SZ /d Ahem.ttf /f