[sync] Componentize sync: Part 2: Add SYNC_EXPORTs to files in src/sync/

sync/internal_api/public/http_bridge.h

Index: sync/internal_api/public/http_bridge.h
diff --git a/sync/internal_api/public/http_bridge.h b/sync/internal_api/public/http_bridge.h
index 40cf6e7150a955119947f921baeece0ae8ab3b41..880c588ae85b3d41517d2015ceb2266e9d203212 100644
--- a/sync/internal_api/public/http_bridge.h
+++ b/sync/internal_api/public/http_bridge.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright 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.
 
@@ -17,6 +17,7 @@
 #include "net/url_request/url_fetcher_delegate.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_getter.h"
+#include "sync/base/sync_export.h"
 #include "sync/internal_api/public/http_post_provider_factory.h"
 #include "sync/internal_api/public/http_post_provider_interface.h"
 
@@ -203,7 +204,7 @@ class HttpBridge : public base::RefCountedThreadSafe<HttpBridge>,
   DISALLOW_COPY_AND_ASSIGN(HttpBridge);
 };
 
-class HttpBridgeFactory : public HttpPostProviderFactory {
+class SYNC_EXPORT HttpBridgeFactory : public HttpPostProviderFactory {
  public:
   HttpBridgeFactory(
       net::URLRequestContextGetter* baseline_context_getter,