Disable libyuv jpeg support on Android

webrtc/build/webrtc.gni

Index: webrtc/build/webrtc.gni
diff --git a/webrtc/build/webrtc.gni b/webrtc/build/webrtc.gni
index 8e1b9521f74d17dad8690a8daa37b260bde05988..5b8f95a35ee6adc5e3205488e281243d4e727f03 100644
--- a/webrtc/build/webrtc.gni
+++ b/webrtc/build/webrtc.gni
@@ -36,7 +36,6 @@ declare_args() {
   # Disable these to not build components which can be externally provided.
   rtc_build_expat = true
   rtc_build_json = true
-  rtc_build_libjpeg = true
   rtc_build_libvpx = true
   rtc_build_libyuv = true
   rtc_build_openmax_dl = true
@@ -60,7 +59,6 @@ declare_args() {
   rtc_restrict_logging = true
 
   if (is_ios) {
-    rtc_build_libjpeg = false
     rtc_enable_protobuf = false
   }