Enable static ASAN from clang

- We now use the sanitizer shipped with clang.
- Note: Running with the sanitizer enabled might not always work or
  behave as expected. This change merely enables the sanitizer,
  it doesn't fix any failures.

Change-Id: Ib58171129ab96c3073402ae22e6af1074ab7bb98
Test: ASAN_SYMBOLIZER_PATH=$PWD/../../prebuilts/clang/host/linux-x86/clang-4053586/bin/llvm-symbolizer ./objs/android_emu64_unittests
1 file changed
tree: e4337a01f63adf2e7f5a404f3a394ccca6ce78a6
  1. .gitignore
  2. android/
  3. host/