fix a bug that caused the PixelFormat viewed by Surface to be wrong.

what happened is that the efective pixel format is calculated by SF but Surface nevew had access to it directly.
in particular this caused query(FORMAT) to return the requested format instead of the effective format.
diff --git a/include/ui/ISurfaceFlingerClient.h b/include/ui/ISurfaceFlingerClient.h
index 932a70a..5d231e6 100644
--- a/include/ui/ISurfaceFlingerClient.h
+++ b/include/ui/ISurfaceFlingerClient.h
@@ -52,6 +52,9 @@
     struct surface_data_t {
         int32_t             token;
         int32_t             identity;
+        uint32_t            width;
+        uint32_t            height;
+        uint32_t            format;
         status_t readFromParcel(const Parcel& parcel);
         status_t writeToParcel(Parcel* parcel) const;
     };