prune down content_dll change to just the CONTENT_EXPORTS

content/browser/file_system/browser_file_system_helper.h

Index: content/browser/file_system/browser_file_system_helper.h
diff --git a/content/browser/file_system/browser_file_system_helper.h b/content/browser/file_system/browser_file_system_helper.h
index 9af8031ccc665b063560865413419f4e5bc0ea0b..7d8cdceaa58bc5fc075deef61847b97bad81890f 100644
--- a/content/browser/file_system/browser_file_system_helper.h
+++ b/content/browser/file_system/browser_file_system_helper.h
@@ -7,6 +7,7 @@
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
+#include "content/common/content_export.h"
 #include "webkit/fileapi/file_system_context.h"
 
 namespace quota {
@@ -15,7 +16,8 @@ class SpecialStoragePolicy;
 
 // Helper method that returns FileSystemContext constructed for
 // the browser process.
-scoped_refptr<fileapi::FileSystemContext> CreateFileSystemContext(
+CONTENT_EXPORT scoped_refptr<fileapi::FileSystemContext>
+CreateFileSystemContext(
     const FilePath& profile_path,
     bool is_incognito,
     quota::SpecialStoragePolicy* special_storage_policy,