[Extensions Bindings] Add activity logging of custom handling

extensions/renderer/bindings/api_bindings_system_unittest.cc

Index: extensions/renderer/bindings/api_bindings_system_unittest.cc
diff --git a/extensions/renderer/bindings/api_bindings_system_unittest.cc b/extensions/renderer/bindings/api_bindings_system_unittest.cc
index 6c0eb0af779392e8618923df1e3dc91803373113..aea5e566cb29248c00f2dcb80a1a53fee834ba97 100644
--- a/extensions/renderer/bindings/api_bindings_system_unittest.cc
+++ b/extensions/renderer/bindings/api_bindings_system_unittest.cc
@@ -94,6 +94,11 @@ bool AllowAllAPIs(v8::Local<v8::Context> context, const std::string& name) {
   return true;
 }
 
+void DoNothingWithSilentRequest(
+    v8::Local<v8::Context> context,
+    const std::string& call_name,
+    const std::vector<v8::Local<v8::Value>>& arguments) {}
+
 }  // namespace
 
 APIBindingsSystemTest::APIBindingsSystemTest() {}
@@ -118,6 +123,7 @@ void APIBindingsSystemTest::SetUp() {
       base::Bind(&APIBindingsSystemTest::OnAPIRequest, base::Unretained(this)),
       base::Bind(&APIBindingsSystemTest::OnEventListenersChanged,
                  base::Unretained(this)),
+      base::Bind(&DoNothingWithSilentRequest),
       APILastError(base::Bind(&APIBindingsSystemTest::GetLastErrorParent,
                               base::Unretained(this)),
                    APILastError::AddConsoleError()));