[sf] Stop inheriting from std::unary_function

std::unary_function was deprecated in C++11 and removed in C++17. Its
function is to provide two typedefs, `argument_type` and `result_type`,
but these are not needed for std::find_if's Predicate, so stop using
std::unary_function.

Bug: 175635923
Test: m MODULES-IN-frameworks-native
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:ec8cc07d8ae214453c83cbe00404b9adf73d49c1)
Merged-In: Ie16ada6f76bee7d9f248dc8349a095b50777c92d
Change-Id: Ie16ada6f76bee7d9f248dc8349a095b50777c92d

1 files changed, 1 insertions, 1 deletions

diff --git a/services/surfaceflinger/tests/tracing/TransactionTraceTestSuite.cpp b/services/surfaceflinger/tests/tracing/TransactionTraceTestSuite.cpp
index b8a5e79a38..9526948bff 100644
--- a/services/surfaceflinger/tests/tracing/TransactionTraceTestSuite.cpp
+++ b/services/surfaceflinger/tests/tracing/TransactionTraceTestSuite.cpp
@@ -118,7 +118,7 @@ inline void PrintTo(const LayerInfo& info, ::std::ostream* os) {
         << info.touchableRegionBounds.right << "," << info.touchableRegionBounds.bottom << "}";
 }
 
-struct find_id : std::unary_function<LayerInfo, bool> {
+struct find_id {
     uint64_t id;
     find_id(uint64_t id) : id(id) {}
     bool operator()(LayerInfo const& m) const { return m.id == id; }