Using NDK r8b seems to work now so drop warning comments

Change-Id: Ia789a228918ded1283433289f4fd9ab80bd78ae9

configure.in

@@ -131,15 +131,6 @@ if test -n "$with_android_ndk"; then
     ANDROID_NDK_HOME=$with_android_ndk
 
     # Set up a lot of pre-canned defaults
-    # What if the NDK at some point starts including several toolchains for different
-    # gcc versions (like some 3rd-party improved NDK builds already do)?
-    # Then the use of a wildcard below will break.
-
-    # That indeed happened with NDK r8b, which has both gcc 4.4.3 and 4.6
-    # -based toolchains. The latter has interesting new features, like the
-    # possiblity to use the gold linker, which should bring a nice speedup to
-    # linking especially our libmerged. Work to support that in progress. Until
-    # that is done, please use no newer NDK than r8.
 
     if test $host_cpu = arm; then
         android_cpu=arm