build: Update travis for xrandr dependency

Change-Id: I16f8e6a423ce1af305429f4c175da781139d0cb6

diff --git a/.travis.yml b/.travis.yml
index c66ac3d..3a2a338 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -34,9 +34,9 @@ cache:
     - external
     - build-android/external
 
-before_install: 
+before_install:
   # Install the appropriate Linux packages.
-  - if [[ "$VULKAN_BUILD_TARGET" == "LINUX" ]]; then sudo apt-get -y install libxkbcommon-dev libwayland-dev libmirclient-dev; fi
+  - if [[ "$VULKAN_BUILD_TARGET" == "LINUX" ]]; then sudo apt-get -y install libxkbcommon-dev libwayland-dev libmirclient-dev libxrandr-dev; fi
 
   # Install the Android NDK.
   - if [[ "$VULKAN_BUILD_TARGET" == "ANDROID" ]]; then export ARCH=`uname -m`; fi