Auto merge of #23404 - Manishearth:gst16, r=jdm

Update linux desktop to gstreamer 1.16

r? @jdm

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.travis.yml

@@ -23,7 +23,7 @@ matrix:
         - sudo apt-get update -q
         - sudo apt-get install clang-3.9 llvm-3.9-dev llvm-3.9-runtime libunwind8-dev -y
         - pip install virtualenv
-        - curl -L https://servo-deps.s3.amazonaws.com/gstreamer/gstreamer-1.14-x86_64-linux-gnu.20190213.tar.gz | tar xz
+        - curl -L https://servo-deps.s3.amazonaws.com/gstreamer/gstreamer-1.16-x86_64-linux-gnu.20190515.tar.gz | tar xz
         - sed -i "s;prefix=/opt/gst;prefix=$PWD/gst;g" $PWD/gst/lib/pkgconfig/*.pc
         - export PKG_CONFIG_PATH=$PWD/gst/lib/pkgconfig
         - export GST_PLUGIN_SYSTEM_PATH=$PWD/gst/lib/gstreamer-1.0

support/linux/gstreamer/gstreamer.sh

@@ -6,5 +6,5 @@
 
 set -o errexit
 
-curl -L https://servo-deps.s3.amazonaws.com/gstreamer/gstreamer-1.14-x86_64-linux-gnu.20190213.tar.gz | tar xz
+curl -L https://servo-deps.s3.amazonaws.com/gstreamer/gstreamer-1.16-x86_64-linux-gnu.20190515.tar.gz | tar xz
 sed -i "s;prefix=/opt/gst;prefix=$PWD/gst;g" $PWD/gst/lib/pkgconfig/*.pc