IVGCVSW-1863 Support NHWC for L2Normalization

 * Added L2NormalizationDescriptor struct with m_DataLyaout member
 * Updated all IsL2NormalizationSupported calls to take a descriptor
   as an argument
 * Updated L2NormalizationLayer to take a descriptor as an argument

!android-nn-driver:150116

Change-Id: I0459352d19cfd269bc864a70cf73910bf44fdc01
diff --git a/src/backends/neon/NeonLayerSupport.hpp b/src/backends/neon/NeonLayerSupport.hpp
index 95b14b3..419c226 100644
--- a/src/backends/neon/NeonLayerSupport.hpp
+++ b/src/backends/neon/NeonLayerSupport.hpp
@@ -81,6 +81,7 @@
 
 bool IsL2NormalizationSupportedNeon(const TensorInfo& input,
                                     const TensorInfo& output,
+                                    const L2NormalizationDescriptor& descriptor,
                                     std::string* reasonIfUnsupported = nullptr);
 
 bool IsMergerSupportedNeon(const std::vector<const TensorInfo*> inputs,