Require gstreamer 1.16 in mach

python/servo/bootstrap.py

@@ -49,7 +49,7 @@ def install_trusty_deps(force):
 
 
 def check_gstreamer_lib():
-    return subprocess.call(["pkg-config", "--atleast-version=1.14", "gstreamer-1.0"],
+    return subprocess.call(["pkg-config", "--atleast-version=1.16", "gstreamer-1.0"],
                            stdout=PIPE, stderr=PIPE) == 0
 
 

python/servo/command_base.py

@@ -583,10 +583,10 @@ def needs_gstreamer_env(self, target, env, uwp=False, features=[]):
                 return True
             else:
                 raise Exception("Your system's gstreamer libraries are out of date \
-(we need at least 1.12). Please run ./mach bootstrap-gstreamer")
+(we need at least 1.16). Please run ./mach bootstrap-gstreamer")
         else:
                 raise Exception("Your system's gstreamer libraries are out of date \
-(we need at least 1.12). If you're unable to \
+(we need at least 1.16). If you're unable to \
 install them, let us know by filing a bug!")
         return False
 
@@ -679,7 +679,7 @@ def build_env(self, hosts_file_path=None, target=None, is_build=False, test_unit
             # we append in the reverse order so that system gstreamer libraries
             # do not get precedence
             extra_path = [libpath] + extra_path
-            extra_lib = [libpath] + extra_path
+            extra_lib = [libpath] + extra_lib
             append_to_path_env(path.join(libpath, "pkgconfig"), env, "PKG_CONFIG_PATH")
 
         if sys.platform == "linux2":