[Extensions Bindings] Add a bindings/ subdirectory under renderer

extensions/renderer/bindings/declarative_event_unittest.cc

Index: extensions/renderer/bindings/declarative_event_unittest.cc
diff --git a/extensions/renderer/declarative_event_unittest.cc b/extensions/renderer/bindings/declarative_event_unittest.cc
similarity index 93%
rename from extensions/renderer/declarative_event_unittest.cc
rename to extensions/renderer/bindings/declarative_event_unittest.cc
index 60be826555296676eb0bc6ab226cb5bff49e5beb..4bb29d065cda747f647d6ca568a22ba2f322520e 100644
--- a/extensions/renderer/declarative_event_unittest.cc
+++ b/extensions/renderer/bindings/declarative_event_unittest.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "extensions/renderer/declarative_event.h"
+#include "extensions/renderer/bindings/declarative_event.h"
 
 #include <memory>
 
@@ -11,14 +11,14 @@
 #include "base/strings/stringprintf.h"
 #include "base/values.h"
 #include "extensions/common/extension_api.h"
-#include "extensions/renderer/api_binding_test.h"
-#include "extensions/renderer/api_binding_test_util.h"
-#include "extensions/renderer/api_bindings_system.h"
-#include "extensions/renderer/api_bindings_system_unittest.h"
-#include "extensions/renderer/api_last_error.h"
-#include "extensions/renderer/api_request_handler.h"
-#include "extensions/renderer/api_type_reference_map.h"
-#include "extensions/renderer/argument_spec.h"
+#include "extensions/renderer/bindings/api_binding_test.h"
+#include "extensions/renderer/bindings/api_binding_test_util.h"
+#include "extensions/renderer/bindings/api_bindings_system.h"
+#include "extensions/renderer/bindings/api_bindings_system_unittest.h"
+#include "extensions/renderer/bindings/api_last_error.h"
+#include "extensions/renderer/bindings/api_request_handler.h"
+#include "extensions/renderer/bindings/api_type_reference_map.h"
+#include "extensions/renderer/bindings/argument_spec.h"
 #include "gin/handle.h"
 
 namespace extensions {