diff --git a/upstream/lkgr.json b/upstream/lkgr.json
deleted file mode 100644
index 3a6dc32..0000000
--- a/upstream/lkgr.json
+++ /dev/null
@@ -1,108 +0,0 @@
-{
-  "repositories": {
-    "cr-buildtools": {
-      "remote": "https://chromium.googlesource.com/chromium/src/build.git", 
-      "subject": "Fix launching EarlGrey tests from XCode 10.2", 
-      "hash": "2b4136f78034a62c7d2314874a5f475c8b2f255c", 
-      "name": "Olivier Robin", 
-      "email": "olivierrobin@chromium.org"
-    }, 
-    "java": null, 
-    "gcc": {
-      "remote": "https://chromium.googlesource.com/chromiumos/third_party/gcc.git", 
-      "subject": "[GCC] Fix compile time error introduced by PR64111 (GCC FSF).", 
-      "hash": "b6125c702850488ac3bfb1079ae5c9db89989406", 
-      "name": "Caroline Tice", 
-      "email": "cmtice@google.com"
-    }, 
-    "llvm": {
-      "remote": "https://github.com/llvm/llvm-project.git", 
-      "subject": "Add an explicit triple to this test to hopefully appease the build bots.", 
-      "hash": "c635eb725e6e497af5a9b3bc71a0df3c4b67e92c", 
-      "name": "Aaron Ballman", 
-      "email": "aaron@aaronballman.com"
-    }, 
-    "emscripten": {
-      "remote": "https://github.com/emscripten-core/emscripten.git", 
-      "subject": "Prefer cwd argument to run_process over chdir. NFC. (#8556)", 
-      "hash": "f64d84e683489472bcd6062a506707c22390ab97", 
-      "name": "Sam Clegg", 
-      "email": "sbc@chromium.org"
-    }, 
-    "nodejs": null, 
-    "llvm-test-suite": {
-      "remote": "https://llvm.googlesource.com/test-suite.git", 
-      "subject": "Document how to use the 'vs' mode in compare.py", 
-      "hash": "c79e9b9f75512e75c3241b08ec78f78d8fc710af", 
-      "name": "Amara Emerson", 
-      "email": "aemerson@apple.com"
-    }, 
-    "tools-clang": {
-      "remote": "https://chromium.googlesource.com/chromium/src/tools/clang.git", 
-      "subject": "clang build script: Omit unwind tables on mac/linux, build 32-bit asan runtime with clang-cl on win.", 
-      "hash": "c10a07440229ed076bd2bfc809470941ee136a26", 
-      "name": "Nico Weber", 
-      "email": "thakis@chromium.org"
-    }, 
-    "host-toolchain": {
-      "remote": "/b/swarming/w/ir/cache/git/chromium.googlesource.com-external-github.com-webassembly-waterfall", 
-      "subject": "Revert \"Trial removal of parallelism from wasi sysroot build (#502)\" (#503)", 
-      "hash": "3e85a6514dec775d45d20e72611f9842727fb549", 
-      "name": "Sam Clegg", 
-      "email": "sbc@chromium.org"
-    }, 
-    "waterfall": {
-      "remote": "/b/swarming/w/ir/cache/git/chromium.googlesource.com-external-github.com-webassembly-waterfall", 
-      "subject": "Revert \"Trial removal of parallelism from wasi sysroot build (#502)\" (#503)", 
-      "hash": "3e85a6514dec775d45d20e72611f9842727fb549", 
-      "name": "Sam Clegg", 
-      "email": "sbc@chromium.org"
-    }, 
-    "fastcomp-clang": {
-      "remote": "https://github.com/emscripten-core/emscripten-fastcomp-clang.git", 
-      "subject": "1.38.31", 
-      "hash": "98df4be387dde3e3918fa5bbb5fc43e1a0e1daac", 
-      "name": "Alon Zakai (kripken)", 
-      "email": "alonzakai@gmail.com"
-    }, 
-    "binaryen": {
-      "remote": "https://chromium.googlesource.com/external/github.com/WebAssembly/binaryen.git", 
-      "subject": "Make sexp instruction parser pass clang-tidy (#2088)", 
-      "hash": "9384c1d52a8176666e0412b23d9a32ccbc4a8f44", 
-      "name": "Heejin Ahn", 
-      "email": "aheejin@gmail.com"
-    }, 
-    "fastcomp": {
-      "remote": "https://github.com/emscripten-core/emscripten-fastcomp.git", 
-      "subject": "1.38.31", 
-      "hash": "1b4148f39a69c7fc62edadd85e4122b68694dfb7", 
-      "name": "Alon Zakai (kripken)", 
-      "email": "alonzakai@gmail.com"
-    }, 
-    "v8": {
-      "remote": "https://chromium.googlesource.com/v8/v8.git", 
-      "subject": "[torque] Also predeclare generics", 
-      "hash": "45addf1fd51aabc34c889c470c69b1bf778a59d9", 
-      "name": "Sigurd Schneider", 
-      "email": "sigurds@chromium.org"
-    }, 
-    "cmake": null, 
-    "wabt": {
-      "remote": "https://chromium.googlesource.com/external/github.com/WebAssembly/wabt.git", 
-      "subject": "Fix factorial demo", 
-      "hash": "3b8dfbff5ba95537fb1b6da151ad6a526503d405", 
-      "name": "Ben Smith", 
-      "email": "binji@chromium.org"
-    }, 
-    "wasi-sysroot": {
-      "remote": "https://github.com/CraneStation/wasi-sysroot.git", 
-      "subject": "Document that WASM_NM and WASM_AR may also be required", 
-      "hash": "b1e234b683950a8143205d9c47e4ad928afd21af", 
-      "name": "Frank Denis", 
-      "email": "github@pureftpd.org"
-    }, 
-    "gnuwin32": null
-  }, 
-  "build": "5794", 
-  "scheduler": null
-}