Add exports needed for glue to build as a component.

webkit/plugins/ppapi/ppb_broker_impl.h

Index: webkit/plugins/ppapi/ppb_broker_impl.h
diff --git a/webkit/plugins/ppapi/ppb_broker_impl.h b/webkit/plugins/ppapi/ppb_broker_impl.h
index 3974657c49ca1e311fce9f14c65957b80834870e..9d20a4d6420aa896bf9038ba3405f6df84984a47 100644
--- a/webkit/plugins/ppapi/ppb_broker_impl.h
+++ b/webkit/plugins/ppapi/ppb_broker_impl.h
@@ -6,6 +6,7 @@
 #define WEBKIT_PLUGINS_PPAPI_PPB_BROKER_IMPL_H_
 
 #include "base/basictypes.h"
+#include "base/compiler_specific.h"
 #include "base/memory/weak_ptr.h"
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/trusted/ppb_broker_trusted.h"
@@ -14,13 +15,15 @@
 #include "webkit/plugins/ppapi/plugin_delegate.h"
 #include "webkit/plugins/ppapi/ppapi_plugin_instance.h"
 #include "webkit/plugins/ppapi/callbacks.h"
+#include "webkit/plugins/webkit_plugins_export.h"
 
 namespace webkit {
 namespace ppapi {
 
-class PPB_Broker_Impl : public ::ppapi::Resource,
-                        public ::ppapi::thunk::PPB_Broker_API,
-                        public base::SupportsWeakPtr<PPB_Broker_Impl> {
+class WEBKIT_PLUGINS_EXPORT PPB_Broker_Impl
+    : public ::ppapi::Resource,
+      NON_EXPORTED_BASE(public ::ppapi::thunk::PPB_Broker_API),
+      public base::SupportsWeakPtr<PPB_Broker_Impl> {
  public:
   explicit PPB_Broker_Impl(PP_Instance instance);
   virtual ~PPB_Broker_Impl();