Extensions: Remove PermissionMessage (permission_message.h/cc)

extensions/test/test_extensions_client.cc

Index: extensions/test/test_extensions_client.cc
diff --git a/extensions/test/test_extensions_client.cc b/extensions/test/test_extensions_client.cc
index 1e089fb2745e6f07a117bc9d4ffba133a96e1e2c..b0b02f1f58760d7dd7c0b4bed59a87f8c555f297 100644
--- a/extensions/test/test_extensions_client.cc
+++ b/extensions/test/test_extensions_client.cc
@@ -118,12 +118,6 @@ TestExtensionsClient::CreateFeatureProviderSource(
 void TestExtensionsClient::FilterHostPermissions(
     const URLPatternSet& hosts,
     URLPatternSet* new_hosts,
-    std::set<PermissionMessage>* messages) const {
-}
-
-void TestExtensionsClient::FilterHostPermissions(
-    const URLPatternSet& hosts,
-    URLPatternSet* new_hosts,
     PermissionIDSet* permissions) const {
 }