Addressed PR comments

src/ngraph/runtime/aligned_buffer.cpp

@@ -38,7 +38,7 @@ runtime::AlignedBuffer::AlignedBuffer(size_t byte_size, size_t alignment, Alloca
 {
     m_byte_size = std::max<size_t>(1, byte_size);
     size_t allocation_size = m_byte_size + alignment;
-    m_allocated_buffer = static_cast<char*>(m_allocator->Malloc(allocation_size, alignment));
+    m_allocated_buffer = static_cast<char*>(m_allocator->malloc(allocation_size, alignment));
     m_aligned_buffer = m_allocated_buffer;
     size_t mod = size_t(m_aligned_buffer) % alignment;
 
@@ -52,6 +52,6 @@ runtime::AlignedBuffer::~AlignedBuffer()
 {
     if (m_allocated_buffer != nullptr)
     {
-        m_allocator->Free(m_allocated_buffer);
+        m_allocator->free(m_allocated_buffer);
     }
 }

src/ngraph/runtime/allocator.cpp

@@ -23,7 +23,7 @@ ngraph::runtime::Allocator::~Allocator()
 class ngraph::runtime::DefaultAllocator : public ngraph::runtime::Allocator
 {
 public:
-    void* Malloc(size_t size, size_t alignment)
+    void* malloc(size_t size, size_t alignment)
     {
         // If allocation succeeds, returns a pointer to the lowest (first) byte in the
         // allocated memory block that is suitably aligned for any scalar type.
@@ -40,7 +40,7 @@ public:
         return ptr;
     }
 
-    void Free(void* ptr)
+    void free(void* ptr)
     {
         if (ptr)
         {
@@ -51,6 +51,6 @@ public:
 
 ngraph::runtime::Allocator* ngraph::runtime::get_ngraph_allocator()
 {
-    auto allocator = new ngraph::runtime::DefaultAllocator();
+    static DefaultAllocator* allocator = new DefaultAllocator();
     return allocator;
 }

src/ngraph/runtime/allocator.hpp

@@ -42,9 +42,9 @@ public:
     /// \brief allocates memory with the given size and alignment requirement
     /// \param size exact size of bytes to allocate
     /// \param alignment specifies the alignment. Must be a valid alignment supported by the implementation.
-    virtual void* Malloc(size_t size, size_t alignment) = 0;
+    virtual void* malloc(size_t size, size_t alignment) = 0;
 
     /// \brief deallocates the memory pointed by ptr
     /// \param ptr pointer to the aligned memory to be released
-    virtual void Free(void* ptr) = 0;
+    virtual void free(void* ptr) = 0;
 };