deleted file mode 100644
--- a/js/src/devtools/rootAnalysis/build/gcc-b2g.manifest
+++ /dev/null
@@ -1,11 +0,0 @@
-[
-  {
-    "version": "gcc 4.9.3",
-    "size": 102421980,
-    "visibility": "public",
-    "digest": "f25292aa93dc449e0472eee511c0ac15b5f1a4272ab76cf53ce5d20dc57f29e83da49ae1a9d9e994192647f75e13ae60f75ba2ac3cb9d26d5f5d6cabf88de921",
-    "algorithm": "sha512",
-    "filename": "gcc.tar.xz",
-    "unpack": true
-  }
-]

--- a/testing/mozharness/configs/hazards/common.py
+++ b/testing/mozharness/configs/hazards/common.py
@@ -40,17 +40,16 @@ config = {
     "default_blob_upload_servers": [
         "https://blobupload.elasticbeanstalk.com",
     ],
     "blob_uploader_auth_file": os.path.join(os.getcwd(), "oauth.txt"),
 
     "virtualenv_path": '%s/venv' % os.getcwd(),
     'tools_dir': "/tools",
     'compiler_manifest': "build/gcc.manifest",
-    'b2g_compiler_manifest': "build/gcc-b2g.manifest",
     'sixgill_manifest': "build/sixgill.manifest",
 
     # Mock.
     "mock_packages": [
         "autoconf213", "mozilla-python27-mercurial", "ccache",
         "zip", "zlib-devel", "glibc-static",
         "openssh-clients", "mpfr", "wget", "rsync",