moved filter to ext
diff --git a/gRPC-Core.podspec b/gRPC-Core.podspec
index 242bc49..e469a99 100644
--- a/gRPC-Core.podspec
+++ b/gRPC-Core.podspec
@@ -490,7 +490,7 @@
                       'src/core/ext/filters/load_reporting/server_load_reporting_plugin.h',
                       'src/core/ext/filters/max_age/max_age_filter.h',
                       'src/core/ext/filters/message_size/message_size_filter.h',
-                      'src/core/lib/channel/client_authority_filter.h',
+                      'src/core/ext/filters/http/client_authority_filter.h',
                       'src/core/ext/filters/workarounds/workaround_cronet_compression_filter.h',
                       'src/core/ext/filters/workarounds/workaround_utils.h',
                       'src/core/lib/surface/init.cc',
@@ -773,7 +773,7 @@
                       'src/core/ext/census/grpc_context.cc',
                       'src/core/ext/filters/max_age/max_age_filter.cc',
                       'src/core/ext/filters/message_size/message_size_filter.cc',
-                      'src/core/lib/channel/client_authority_filter.cc',
+                      'src/core/ext/filters/http/client_authority_filter.cc',
                       'src/core/ext/filters/workarounds/workaround_cronet_compression_filter.cc',
                       'src/core/ext/filters/workarounds/workaround_utils.cc',
                       'src/core/plugin_registry/grpc_plugin_registry.cc'
@@ -1046,7 +1046,7 @@
                               'src/core/ext/filters/load_reporting/server_load_reporting_plugin.h',
                               'src/core/ext/filters/max_age/max_age_filter.h',
                               'src/core/ext/filters/message_size/message_size_filter.h',
-                              'src/core/lib/channel/client_authority_filter.h',
+                              'src/core/ext/filters/http/client_authority_filter.h',
                               'src/core/ext/filters/workarounds/workaround_cronet_compression_filter.h',
                               'src/core/ext/filters/workarounds/workaround_utils.h'
   end