Bug 1881383 - Remove VS 2019 toolchain. r=firefox-build-system-reviewers,sergesanspaille

Differential Revision: https://phabricator.services.mozilla.com/D202368

.prettierignore

@@ -1459,7 +1459,6 @@ xpcom/io/crc32c.c
 ##############################################################################
 
 .gradle/
-build/vs/vs2019.yaml
 build/vs/vs2022.yaml
 browser/components/aboutwelcome/content/aboutwelcome.bundle.js
 browser/components/aboutwelcome/logs/

taskcluster/ci/toolchain/misc.yml

@@ -508,23 +508,6 @@ nsis:
             - linux64-clang-toolchain
             - sysroot-x86_64-linux-gnu
 
-win64-vs2019:
-    description: "VS 2019"
-    attributes:
-        local-toolchain: true
-    treeherder:
-        symbol: TW64(msvc2019)
-    worker:
-        env:
-            MACH_BUILD_PYTHON_NATIVE_PACKAGE_SOURCE: system
-    run:
-        script: get_vs.py
-        arguments:
-            - build/vs/vs2019.yaml
-        resources:
-            - build/vs/vs2019.yaml
-        toolchain-artifact: project/gecko/vs/vs.tar.zst
-
 win64-vs2022:
     description: "VS 2022"
     attributes:

tools/rewriting/Generated.txt

@@ -1,5 +1,4 @@
 .gradle/
-build/vs/vs2019.yaml
 build/vs/vs2022.yaml
 browser/components/aboutwelcome/content/aboutwelcome.bundle.js
 browser/components/aboutwelcome/logs/