Merge "Add const specifier to SortLayersByZ comparator"
diff --git a/msm8996/sdm/libs/hwc2/hwc_layers.h b/msm8996/sdm/libs/hwc2/hwc_layers.h
index ed93a5a..e793282 100644
--- a/msm8996/sdm/libs/hwc2/hwc_layers.h
+++ b/msm8996/sdm/libs/hwc2/hwc_layers.h
@@ -106,7 +106,7 @@
 };
 
 struct SortLayersByZ {
-  bool operator()(const HWCLayer *lhs, const HWCLayer *rhs) {
+  bool operator()(const HWCLayer *lhs, const HWCLayer *rhs) const {
     return lhs->GetZ() < rhs->GetZ();
   }
 };
diff --git a/msm8998/sdm/libs/hwc2/hwc_layers.h b/msm8998/sdm/libs/hwc2/hwc_layers.h
index ed93a5a..e793282 100644
--- a/msm8998/sdm/libs/hwc2/hwc_layers.h
+++ b/msm8998/sdm/libs/hwc2/hwc_layers.h
@@ -106,7 +106,7 @@
 };
 
 struct SortLayersByZ {
-  bool operator()(const HWCLayer *lhs, const HWCLayer *rhs) {
+  bool operator()(const HWCLayer *lhs, const HWCLayer *rhs) const {
     return lhs->GetZ() < rhs->GetZ();
   }
 };