IVGCVSW-5815 Generalise ConstCpuTensorHandle

* Generalises ConstCpuTensorHandle and inherited
  classes by removing 'Cpu' from aliases.
* New renamed classes: ConstTensorHandle, TensorHandle,
  ScopedTensorHandle, PassthroughTensorHandle,
  ConstPassthroughTensorHandle.

Signed-off-by: James Conroy <james.conroy@arm.com>
Change-Id: I1824e0e134202735fb77051f20a7252f161dfe16
diff --git a/src/backends/reference/workloads/RefTransposeConvolution2dWorkload.hpp b/src/backends/reference/workloads/RefTransposeConvolution2dWorkload.hpp
index 7c18f10..997ccbf 100644
--- a/src/backends/reference/workloads/RefTransposeConvolution2dWorkload.hpp
+++ b/src/backends/reference/workloads/RefTransposeConvolution2dWorkload.hpp
@@ -8,7 +8,7 @@
 #include "Decoders.hpp"
 #include "Encoders.hpp"
 
-#include <backendsCommon/CpuTensorHandle.hpp>
+#include <backendsCommon/TensorHandle.hpp>
 #include <backendsCommon/Workload.hpp>
 
 namespace armnn
@@ -26,8 +26,8 @@
 
 private:
     void Execute(std::vector<ITensorHandle*> inputs, std::vector<ITensorHandle*> outputs) const;
-    std::unique_ptr<ScopedCpuTensorHandle> m_Weights;
-    std::unique_ptr<ScopedCpuTensorHandle> m_Biases;
+    std::unique_ptr<ScopedTensorHandle> m_Weights;
+    std::unique_ptr<ScopedTensorHandle> m_Biases;
 
     std::unique_ptr<Decoder<float>> m_WeightsDecoder;
     std::unique_ptr<Decoder<float>> m_BiasesDecoder;