[win] Enable ModuleDatabase behind a flag.

chrome/renderer/chrome_content_renderer_client.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
 #define CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
 
 #include <stddef.h>
 
 #include <map>
@@ skipping 12 matching lines @@
 #include "ipc/ipc_channel_proxy.h"
 #include "media/media_features.h"
 #include "ppapi/features/features.h"
 #include "printing/features/features.h"
 #include "v8/include/v8.h"
 
 #if defined (OS_CHROMEOS)
 #include "chrome/renderer/leak_detector/leak_detector_remote_client.h"
 #endif
 
+#if defined(OS_WIN)
+#include "chrome/common/conflicts/module_event_sink_win.mojom.h"
+#include "chrome/common/conflicts/module_watcher_win.h"
+#endif
+
 class ChromeRenderThreadObserver;
 #if BUILDFLAG(ENABLE_PRINT_PREVIEW)
 class ChromePDFPrintClient;
 #endif
 class PrescientNetworkingDispatcher;
 #if BUILDFLAG(ENABLE_SPELLCHECK)
 class SpellCheck;
 #endif
 
 struct ChromeViewHostMsg_GetPluginInfo_Output;
@@ skipping 204 matching lines @@
 #endif
 #if BUILDFLAG(ENABLE_PLUGINS)
   std::set<std::string> allowed_camera_device_origins_;
   std::set<std::string> allowed_compositor_origins_;
 #endif
 
 #if defined(OS_CHROMEOS)
   std::unique_ptr<LeakDetectorRemoteClient> leak_detector_remote_client_;
 #endif
 
+#if defined(OS_WIN)
+  // Observes module load and unload events and notifies the ModuleDatabase in
+  // the browser process.
+  std::unique_ptr<ModuleWatcher> module_watcher_;
+  mojom::ModuleEventSinkPtr module_event_sink_;
+#endif
+
   DISALLOW_COPY_AND_ASSIGN(ChromeContentRendererClient);
 };
 
 #endif  // CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_