[Win] Create ModuleWatcher.

chrome/common/conflicts/module_database_win.mojom

Index: chrome/common/conflicts/module_database_win.mojom
diff --git a/chrome/common/conflicts/module_database_win.mojom b/chrome/common/conflicts/module_database_win.mojom
new file mode 100644
index 0000000000000000000000000000000000000000..0932bc1f8ab61024766007b714e6ab033791710b
--- /dev/null
+++ b/chrome/common/conflicts/module_database_win.mojom
@@ -0,0 +1,14 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+module conflicts.mojom;
+
+// This brings in a definition for ModuleEvent.
+import "chrome/common/conflicts/module_event_win.mojom";
+
+// Interface for a remote module database.
+interface ModuleDatabase {
+  // Notifies the module database of a module event in a remote process.
+  OnModuleEvent(uint32 process_id, ModuleEvent module_event);
+};