Add module suffix in .mojom files for components/arc

components/arc/crash_collector/arc_crash_collector_bridge.h

 // 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.
 
 #ifndef COMPONENTS_ARC_CRASH_COLLECTOR_ARC_CRASH_COLLECTOR_BRIDGE_H_
 #define COMPONENTS_ARC_CRASH_COLLECTOR_ARC_CRASH_COLLECTOR_BRIDGE_H_
 
 #include "base/macros.h"
 #include "components/arc/arc_bridge_service.h"
 #include "components/arc/arc_service.h"
 #include "mojo/public/cpp/bindings/binding.h"
 
 namespace arc {
 
 // Relays dumps for non-native ARC crashes to the crash reporter in Chrome OS.
 class ArcCrashCollectorBridge : public ArcService,
                                 public ArcBridgeService::Observer,
-                                public CrashCollectorHost {
+                                public mojom::CrashCollectorHost {
  public:
   explicit ArcCrashCollectorBridge(ArcBridgeService* bridge);
   ~ArcCrashCollectorBridge() override;
 
   // ArcBridgeService::Observer overrides.
   void OnCrashCollectorInstanceReady() override;
 
-  // CrashCollectorHost overrides.
+  // mojom::CrashCollectorHost overrides.
   void DumpCrash(const mojo::String& type, mojo::ScopedHandle pipe) override;
 
  private:
-  mojo::Binding<CrashCollectorHost> binding_;
+  mojo::Binding<mojom::CrashCollectorHost> binding_;
 
   DISALLOW_COPY_AND_ASSIGN(ArcCrashCollectorBridge);
 };
 
 }  // namespace arc
 
 #endif  // COMPONENTS_ARC_CRASH_COLLECTOR_ARC_CRASH_COLLECTOR_BRIDGE_H_