add more appcache_exports needed for test_shell_tests

webkit/appcache/appcache_host.h

Index: webkit/appcache/appcache_host.h
diff --git a/webkit/appcache/appcache_host.h b/webkit/appcache/appcache_host.h
index b54524d038946272ddf742eb5de6a1cb33c0dfd4..f04b4ef74e61708d63d6f42967ca704a6c112265 100644
--- a/webkit/appcache/appcache_host.h
+++ b/webkit/appcache/appcache_host.h
@@ -12,6 +12,7 @@
 #include "googleurl/src/gurl.h"
 #include "webkit/appcache/appcache_group.h"
 #include "webkit/appcache/appcache_interfaces.h"
+#include "webkit/appcache/appcache_export.h"
 #include "webkit/appcache/appcache_service.h"
 #include "webkit/appcache/appcache_storage.h"
 #include "webkit/glue/resource_type.h"
@@ -31,11 +32,11 @@ typedef Callback2<bool, void*>::Type StartUpdateCallback;
 typedef Callback2<bool, void*>::Type SwapCacheCallback;
 
 // Server-side representation of an application cache host.
-class AppCacheHost : public AppCacheStorage::Delegate,
-                     public AppCacheGroup::UpdateObserver {
+class APPCACHE_EXPORT AppCacheHost : public AppCacheStorage::Delegate,
+                                     public AppCacheGroup::UpdateObserver {
  public:
 
-  class Observer {
+  class APPCACHE_EXPORT Observer {
    public:
     // Called just after the cache selection algorithm completes.
     virtual void OnCacheSelectionComplete(AppCacheHost* host) = 0;