IVGCVSW-3030 Add a mock backend for unit testing

 * Added a mock implementation of an ArmNN backend for unit
   testing
 * Implemented a mock version of OptimizeSubgraphView
 * Fixed a typo in the Optimization API

Change-Id: Ic7acf7cc5c2a76a918e94cdc356baae7c7597a6d
Signed-off-by: Matteo Martincigh <matteo.martincigh@arm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/backends/backendsCommon/IBackendInternal.hpp b/src/backends/backendsCommon/IBackendInternal.hpp
index 826730a800..634e2aba94 100644
--- a/src/backends/backendsCommon/IBackendInternal.hpp
+++ b/src/backends/backendsCommon/IBackendInternal.hpp
@@ -83,7 +83,7 @@ public:
         {
             if (optSubgraph)
             {
-                result.AddSubstituion({subgraph, SubgraphView(*optSubgraph.get())});
+                result.AddSubstitution({subgraph, SubgraphView(*optSubgraph.get())});
             }
             else
             {