IVGCVSW-2467 Remove GetDataType<T> function

Change-Id: I7359617a307b9abb4c30b3d5f2364dc6d0f828f0
diff --git a/src/backends/neon/test/NeonTimerTest.cpp b/src/backends/neon/test/NeonTimerTest.cpp
index a9b3193..d2d4460 100644
--- a/src/backends/neon/test/NeonTimerTest.cpp
+++ b/src/backends/neon/test/NeonTimerTest.cpp
@@ -59,10 +59,10 @@
     unsigned int outputBatchSize = inputBatchSize;
 
     armnn::TensorInfo inputTensorInfo({ inputBatchSize, inputChannels, inputHeight, inputWidth },
-        armnn::GetDataType<float>());
+        armnn::DataType::Float32);
 
     armnn::TensorInfo outputTensorInfo({ outputBatchSize, outputChannels, outputHeight, outputWidth },
-        armnn::GetDataType<float>());
+        armnn::DataType::Float32);
 
     LayerTestResult<float, 4> result(inputTensorInfo);