[Sync] Convert sync to a static library.

components/sync/test/sessions/mock_debug_info_getter.h

 // Copyright 2013 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_SYNC_TEST_SESSIONS_MOCK_DEBUG_INFO_GETTER_H_
 #define COMPONENTS_SYNC_TEST_SESSIONS_MOCK_DEBUG_INFO_GETTER_H_
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "components/sync/base/sync_export.h"
 #include "components/sync/protocol/sync.pb.h"
 #include "components/sync/sessions_impl/debug_info_getter.h"
 
 namespace syncer {
 namespace sessions {
 
 // A mock implementation of DebugInfoGetter to be used in tests. Events added by
 // AddDebugEvent are accessible via DebugInfoGetter methods.
 class MockDebugInfoGetter : public sessions::DebugInfoGetter {
  public:
   MockDebugInfoGetter();
   ~MockDebugInfoGetter() override;
 
   // DebugInfoGetter implementation.
   void GetDebugInfo(sync_pb::DebugInfo* debug_info) override;
   void ClearDebugInfo() override;
 
   void AddDebugEvent();
 
  private:
   sync_pb::DebugInfo debug_info_;
 
   DISALLOW_COPY_AND_ASSIGN(MockDebugInfoGetter);
 };
 
 }  // namespace sessions
 }  // namespace syncer
 
 #endif  // COMPONENTS_SYNC_TEST_SESSIONS_MOCK_DEBUG_INFO_GETTER_H_