Get all our roborio tools loading downloaded .sos

This is the last piece to make `bazel build --cpu=roborio //...` work on
a barebones Stretch system.

Change-Id: I87b8737ee479dd16c9421f81a42c5ecf6413f822
diff --git a/tools/cpp/arm-frc-linux-gnueabi/arm-frc-linux-gnueabi.BUILD b/tools/cpp/arm-frc-linux-gnueabi/arm-frc-linux-gnueabi.BUILD
index 438c9f1..a2725fe 100644
--- a/tools/cpp/arm-frc-linux-gnueabi/arm-frc-linux-gnueabi.BUILD
+++ b/tools/cpp/arm-frc-linux-gnueabi/arm-frc-linux-gnueabi.BUILD
@@ -1,108 +1,84 @@
 package(default_visibility = ["//visibility:public"])
 
 filegroup(
-  name = 'gcc',
-  srcs = [
-    'usr/bin/arm-frc-linux-gnueabi-gcc',
-  ],
+    name = "gcc",
+    srcs = [
+        "usr/bin/arm-frc-linux-gnueabi-gcc",
+    ],
 )
 
 filegroup(
-  name = 'ar',
-  srcs = [
-    'usr/bin/arm-frc-linux-gnueabi-ar',
-  ],
+    name = "ar",
+    srcs = [
+        "usr/bin/arm-frc-linux-gnueabi-ar",
+    ],
 )
 
 filegroup(
-  name = 'as',
-  srcs = [
-    'usr/bin/arm-frc-linux-gnueabi-as',
-  ],
+    name = "as",
+    srcs = [
+        "usr/bin/arm-frc-linux-gnueabi-as",
+    ],
 )
 
 filegroup(
-  name = 'ld',
-  srcs = [
-    'usr/bin/arm-frc-linux-gnueabi-ld',
-  ],
+    name = "ld",
+    srcs = [
+        "usr/bin/arm-frc-linux-gnueabi-ld",
+    ],
 )
 
 filegroup(
-  name = 'nm',
-  srcs = [
-    'usr/bin/arm-frc-linux-gnueabi-nm',
-  ],
+    name = "nm",
+    srcs = [
+        "usr/bin/arm-frc-linux-gnueabi-nm",
+    ],
 )
 
 filegroup(
-  name = 'objcopy',
-  srcs = [
-    'usr/bin/arm-frc-linux-gnueabi-objcopy',
-  ],
+    name = "objcopy",
+    srcs = [
+        "usr/bin/arm-frc-linux-gnueabi-objcopy",
+    ],
 )
 
 filegroup(
-  name = 'objdump',
-  srcs = [
-    'usr/bin/arm-frc-linux-gnueabi-objdump',
-  ],
+    name = "objdump",
+    srcs = [
+        "usr/bin/arm-frc-linux-gnueabi-objdump",
+    ],
 )
 
 filegroup(
-  name = 'strip',
-  srcs = [
-    'usr/bin/arm-frc-linux-gnueabi-strip',
-  ],
+    name = "strip",
+    srcs = [
+        "usr/bin/arm-frc-linux-gnueabi-strip",
+    ],
 )
 
 filegroup(
-  name = 'compiler_pieces',
-  srcs = glob([
-    'usr/bin/**/*',
-    'usr/include/**/*',
-    'usr/lib/**/*',
-    'usr/arm-frc-linux-gnueabi/**/*',
-    'usr/lib/x86_64-linux-gnu/gcc/**/*',
-  ]),
+    name = "compiler_pieces",
+    srcs = glob([
+        "usr/bin/**/*",
+        "usr/include/**/*",
+        "usr/lib/**/*",
+        "usr/arm-frc-linux-gnueabi/**/*",
+        "usr/lib/x86_64-linux-gnu/gcc/**/*",
+    ]) + [
+        "@arm_frc_gnueabi_deps",
+    ],
 )
 
 filegroup(
-  name = 'compiler_components',
-  srcs = [
-    ':gcc',
-    ':ar',
-    ':as',
-    ':ld',
-    ':nm',
-    ':objcopy',
-    ':objdump',
-    ':strip',
-  ],
+    name = "compiler_components",
+    srcs = [
+        ":ar",
+        ":as",
+        ":gcc",
+        ":ld",
+        ":nm",
+        ":objcopy",
+        ":objdump",
+        ":strip",
+    ],
 )
-
-cc_library(
-  name = 'librt',
-  srcs = [
-    'usr/arm-frc-linux-gnueabi/usr/lib/librt.so'
-  ],
-)
-
-cc_library(
-  name = 'libdl',
-  srcs = [
-    'usr/arm-frc-linux-gnueabi/usr/lib/libdl.so'
-  ],
-)
-
-cc_library(
-  name = 'libm',
-  srcs = [
-    'usr/arm-frc-linux-gnueabi/usr/lib/libm.so'
-  ],
-)
-
-cc_library(
-  name = 'libpthread',
-)
-