Remove gn dep from services/data_decoder/public/cpp:cpp

The dependency on safe_json_java($default_toolchain) is causing libmonochrome (a
32-bit library) to link in 64-bit code.  This causes lld to error out when
use_custom_libcxx=true [1].  The dependency doesn't seem necessary, so this CL
removes it altogether.

[1] https://chromium-review.googlesource.com/c/chromium/src/+/1066596

BUG=767901
CC=pcc

Change-Id: I37228ae0a271b50024aa4b786e7f947f33aa9235
Reviewed-on: https://chromium-review.googlesource.com/1069914
Reviewed-by: Bernhard Bauer <bauerb@chromium.org>
Commit-Queue: Thomas Anderson <thomasanderson@chromium.org>
Cr-Commit-Position: refs/heads/master@{#561116}
1 file changed