IVGCVSW-4482 Remove boost::ignore_unused

!referencetests:229377

Signed-off-by: Jan Eilers <jan.eilers@arm.com>
Change-Id: Ia9b360b4a057fe7bbce5b268092627c09a0dba82
diff --git a/src/armnn/Profiling.hpp b/src/armnn/Profiling.hpp
index 4afd691..e6ea090 100644
--- a/src/armnn/Profiling.hpp
+++ b/src/armnn/Profiling.hpp
@@ -6,6 +6,7 @@
 
 #include "ProfilingEvent.hpp"
 
+#include <armnn/utility/IgnoreUnused.hpp>
 #include "armnn/IProfiler.hpp"
 
 #include "WallClockTimer.hpp"
@@ -17,8 +18,6 @@
 #include <stack>
 #include <map>
 
-#include <boost/core/ignore_unused.hpp>
-
 namespace armnn
 {
 
@@ -141,7 +140,7 @@
 
     void ConstructNextInVector(std::vector<InstrumentPtr>& instruments)
     {
-        boost::ignore_unused(instruments);
+        IgnoreUnused(instruments);
     }
 
     template<typename Arg, typename... Args>