external/boringssl: Sync to 0e9138d2.

This includes the following changes:

https://boringssl.googlesource.com/boringssl/+log/aa24851515d6280aa1d6a8b1548fe74691df3136..0e9138d295cd556e830dc8b3be735e808680f4bd

This requires some build tweaks:

- trusty's rules.mk builds with BORINGSSL_NO_CXX to suppress the new C++
  scopers since they build their version of keymaster without the STL.

- BORINGSSL_ENABLE_RC4_TLS to temporarily keep RC4 in the TLS stack.

Change-Id: Ic688ec5779f649a4912b00fb2b55cba64fb07449

1 files changed, 2 insertions, 0 deletions

diff --git a/Android.bp b/Android.bp
index 98b2eee7..f9223023 100644
--- a/Android.bp
+++ b/Android.bp
@@ -13,6 +13,8 @@ cc_defaults {
         "-fvisibility=hidden",
         "-DBORINGSSL_SHARED_LIBRARY",
         "-DBORINGSSL_IMPLEMENTATION",
+	// TODO(davidben): Remove this once RC4 is no longer needed in Android.
+        "-DBORINGSSL_ENABLE_RC4_TLS",
         "-DOPENSSL_SMALL",
         "-D_XOPEN_SOURCE=700",
         "-Wno-unused-parameter",