COMPMID-817: Tuner: Port kernels to new design.

Change-Id: Iaabb1153c2abe0400ec79d51a21347debe92d642
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/134062
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
diff --git a/arm_compute/core/CL/kernels/CLCol2ImKernel.h b/arm_compute/core/CL/kernels/CLCol2ImKernel.h
index 24d0fdd..3779325 100644
--- a/arm_compute/core/CL/kernels/CLCol2ImKernel.h
+++ b/arm_compute/core/CL/kernels/CLCol2ImKernel.h
@@ -86,7 +86,7 @@
     // Inherited methods overridden:
     void run(const Window &window, cl::CommandQueue &queue) override;
 
-private:
+public:
     const ICLTensor *_input;
     ICLTensor       *_output;
     std::pair<unsigned int, unsigned int> _convolved_dims;