Switch to our hermetic bc. am: 6a38096d26 am: 8bdfa86b6d

Change-Id: Ic1a59369de900a3fc24cc7a972f5d8cba4b96fc2
diff --git a/path/darwin-x86/bc b/path/darwin-x86/bc
new file mode 120000
index 0000000..cba69d5
--- /dev/null
+++ b/path/darwin-x86/bc
@@ -0,0 +1 @@
+../../darwin-x86/bin/gavinhoward-bc
\ No newline at end of file
diff --git a/path/linux-x86/bc b/path/linux-x86/bc
new file mode 120000
index 0000000..1b33fcb
--- /dev/null
+++ b/path/linux-x86/bc
@@ -0,0 +1 @@
+../../linux-x86/bin/gavinhoward-bc
\ No newline at end of file