SF: Add LayerName to CompositionInfo

Add layerName to CompositionInfo for tracking/debug purposes

Test: Compile
Merged-Id: I445a32f2a095dae435581888171a46082880c1e4
Change-Id: I445a32f2a095dae435581888171a46082880c1e4
diff --git a/services/surfaceflinger/LayerBE.h b/services/surfaceflinger/LayerBE.h
index 75766bf..981f756 100644
--- a/services/surfaceflinger/LayerBE.h
+++ b/services/surfaceflinger/LayerBE.h
@@ -104,7 +104,7 @@
     friend class ColorLayer;
     friend class SurfaceFlinger;
 
-    LayerBE(Layer* layer);
+    LayerBE(Layer* layer, std::string layerName);
 
     void onLayerDisplayed(const sp<Fence>& releaseFence);
     Mesh& getMesh() { return mMesh; }