Added a name to Surface created by SurfaceFlinger

Updated the window manager to use this new facility.
Surfaces name are now printed by "dumpsys".
diff --git a/include/surfaceflinger/ISurfaceFlingerClient.h b/include/surfaceflinger/ISurfaceFlingerClient.h
index 1fba162..d257645 100644
--- a/include/surfaceflinger/ISurfaceFlingerClient.h
+++ b/include/surfaceflinger/ISurfaceFlingerClient.h
@@ -61,6 +61,7 @@
 
     virtual sp<ISurface> createSurface( surface_data_t* data,
                                         int pid, 
+                                        const String8& name,
                                         DisplayID display,
                                         uint32_t w,
                                         uint32_t h,