Remove expr symlink.

Not yet ready for primetime. (Kernel builds require GNU unary + extension.)

Bug: https://issuetracker.google.com/131747477
Bug: http://b/35267372 (bogus)
Test: treehugger
Change-Id: Ic1ccd3bce51411c50488524e9c42a7a6df07ec4b
1 file changed
tree: 749e35231610f0d42705f4ac554c03a2c5684bcc
  1. common/
  2. darwin-x86/
  3. linux-x86/
  4. path/
  5. build-prebuilts.sh
  6. manifest.xml
  7. OWNERS