Remove redundant get_shape and remove ck_gemm from names

src/targets/gpu/jit/ck_gemm.cpp

@@ -265,7 +265,7 @@ struct ck_gemm_compiler : compiler<ck_gemm_compiler>
         s       = shape{s.type(), {m1, m2}};
     }
 
-    std::vector<std::string> names() const { return {"ck_gemm", "gpu::ck_gemm"}; }
+    std::vector<std::string> names() const { return {"gpu::ck_gemm"}; }
 
     static bool standard_batch(const shape& s)
     {

src/targets/gpu/kernels/include/migraphx/kernels/gemm_batcher.hpp

@@ -59,7 +59,7 @@ constexpr auto gemm_batch_slice(Tensor t, T i)
 {
     constexpr auto batch  = gemm_get_batches<Tensor>();
     constexpr auto matrix = gemm_get_matrix<Tensor>();
-    MIGRAPHX_ASSERT((batch.index(i) + matrix.get_shape().element_space()) <=
+    MIGRAPHX_ASSERT((batch.index(i) + matrix.element_space()) <=
                     t.get_shape().element_space());
     return make_tensor_view(t.data() + batch.index(i), matrix);
 }