Re-enable ThinLTO for libmedia_jni and libaudioeffect_jni

This partially reverts commit cd1e70b874f811e74efb20f650cf427cc685c2b6.

Breakages are fixed in the current stable Clang.

Test: presubmit
Bug: 169004486
Change-Id: I545553eccf9ed83864158087c5746923c3d452d5
diff --git a/media/jni/Android.bp b/media/jni/Android.bp
index 6031ef7..94fce79 100644
--- a/media/jni/Android.bp
+++ b/media/jni/Android.bp
@@ -122,11 +122,6 @@
         "-Wunused",
         "-Wunreachable-code",
     ],
-
-    // Workaround Clang LTO crash.
-    lto: {
-        never: true,
-    },
 }
 
 cc_library_shared {
diff --git a/media/jni/audioeffect/Android.bp b/media/jni/audioeffect/Android.bp
index 8b5b726..cf5059c 100644
--- a/media/jni/audioeffect/Android.bp
+++ b/media/jni/audioeffect/Android.bp
@@ -44,9 +44,4 @@
         "-Wunreachable-code",
         "-DANDROID_UTILS_REF_BASE_DISABLE_IMPLICIT_CONSTRUCTION",
     ],
-
-    // Workaround Clang LTO crash.
-    lto: {
-        never: true,
-    },
 }