Move default AllocatePages/FreePages impl from Unix to PlatformBase

Source/Engine/Platform/Base/PlatformBase.cpp

@@ -163,6 +163,19 @@ void PlatformBase::Exit()
 {
 }
 
+void* PlatformBase::AllocatePages(uint64 numPages, uint64 pageSize)
+{
+    // Fallback to the default memory allocation
+    const uint64 numBytes = numPages * pageSize;
+    return Platform::Allocate(numBytes, pageSize);
+}
+
+void PlatformBase::FreePages(void* ptr)
+{
+    // Fallback to free
+    Platform::Free(ptr);
+}
+
 PlatformType PlatformBase::GetPlatformType()
 {
     return PLATFORM_TYPE;

Source/Engine/Platform/Base/PlatformBase.h

@@ -322,13 +322,13 @@ public:
     /// <param name="numPages">The number of pages to allocate.</param>
     /// <param name="pageSize">The size of single page. Use Platform::GetCPUInfo().PageSize or provide compatible, custom size.</param>
     /// <returns>The pointer to the allocated pages in memory.</returns>
-    static void* AllocatePages(uint64 numPages, uint64 pageSize) = delete;
+    static void* AllocatePages(uint64 numPages, uint64 pageSize);
 
     /// <summary>
     /// Frees allocated pages memory block.
     /// </summary>
     /// <param name="ptr">The pointer to the pages to deallocate.</param>
-    static void FreePages(void* ptr) = delete;
+    static void FreePages(void* ptr);
 
 public:
 

Source/Engine/Platform/Unix/UnixPlatform.cpp

@@ -51,20 +51,6 @@ void UnixPlatform::Free(void* ptr)
     }
 }
 
-void* UnixPlatform::AllocatePages(uint64 numPages, uint64 pageSize)
-{
-    const uint64 numBytes = numPages * pageSize;
-
-    // Fallback to malloc
-    return malloc(numBytes);
-}
-
-void UnixPlatform::FreePages(void* ptr)
-{
-    // Fallback to free
-    free(ptr);
-}
-
 uint64 UnixPlatform::GetCurrentProcessId()
 {
     return getpid();

Source/Engine/Platform/Unix/UnixPlatform.h

@@ -16,8 +16,6 @@ public:
     // [PlatformBase]
     static void* Allocate(uint64 size, uint64 alignment);
     static void Free(void* ptr);
-    static void* AllocatePages(uint64 numPages, uint64 pageSize);
-    static void FreePages(void* ptr);
     static uint64 GetCurrentProcessId();
 };