commit 4af98c3b231f9a68149c73698c5f58d064c6893a
author Yi Kong <yikong@google.com> Wed May 03 13:26:48 2017 -0700
committer Yi Kong <yikong@google.com> Wed May 03 21:57:35 2017 +0000
tree 6bcfddcd6a65b4a958bf195e2b1a797bec544027
parent 1a1d34791e11ca76568c3d97c9d383b115bcdbc2

Add const specifier to SortLayersByZ comparator

No functionality change.

Test: build
Bug: 37752547
Change-Id: I33ffccbd7bc67031680e3fe7e9263de5402a9cde

services/surfaceflinger/DisplayHardware/HWC2On1Adapter.cpp

diff --git a/services/surfaceflinger/DisplayHardware/HWC2On1Adapter.cpp b/services/surfaceflinger/DisplayHardware/HWC2On1Adapter.cpp
index 617ea9f..7f48289 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2On1Adapter.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWC2On1Adapter.cpp
@@ -1993,9 +1993,8 @@
     mHasUnsupportedDataspace(false),
     mHasUnsupportedPlaneAlpha(false) {}
 
-bool HWC2On1Adapter::SortLayersByZ::operator()(
-        const std::shared_ptr<Layer>& lhs, const std::shared_ptr<Layer>& rhs)
-{
+bool HWC2On1Adapter::SortLayersByZ::operator()(const std::shared_ptr<Layer>& lhs,
+                                               const std::shared_ptr<Layer>& rhs) const {
     return lhs->getZ() < rhs->getZ();
 }
 

services/surfaceflinger/DisplayHardware/HWC2On1Adapter.h

diff --git a/services/surfaceflinger/DisplayHardware/HWC2On1Adapter.h b/services/surfaceflinger/DisplayHardware/HWC2On1Adapter.h
index 962361e..45922af 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2On1Adapter.h
+++ b/services/surfaceflinger/DisplayHardware/HWC2On1Adapter.h
@@ -123,7 +123,7 @@
     class SortLayersByZ {
         public:
             bool operator()(const std::shared_ptr<Layer>& lhs,
-                    const std::shared_ptr<Layer>& rhs);
+                    const std::shared_ptr<Layer>& rhs) const;
     };
 
     class DisplayContentsDeleter {