[common] Revert changes on heaptracker

* taking lizzie words: "is sussy"

Signed-off-by: Caio Oliveira <caiooliveirafarias0@gmail.com>

src/common/heap_tracker.cpp

@@ -46,13 +46,14 @@ void HeapTracker::Map(size_t virtual_offset, size_t host_offset, size_t length,
         // We are mapping part of a separate heap.
         std::scoped_lock lk{m_lock};
 
-        std::unique_ptr<SeparateHeapMap> map;
-        map->vaddr = virtual_offset;
-        map->paddr = host_offset;
-        map->size = length;
-        map->tick = m_tick++;
-        map->perm = perm;
-        map->is_resident = false;
+        auto* const map = new SeparateHeapMap{
+            .vaddr = virtual_offset,
+            .paddr = host_offset,
+            .size = length,
+            .tick = m_tick++,
+            .perm = perm,
+            .is_resident = false,
+        };
 
         // Insert into mappings.
         m_map_count++;
@@ -249,13 +250,15 @@ void HeapTracker::SplitHeapMapLocked(VAddr offset) {
     const size_t left_size = offset - left->vaddr;
     left->size = left_size;
 
-    std::unique_ptr<SeparateHeapMap> right;
-    right->vaddr = left->vaddr + left_size;
-    right->paddr = left->paddr + left_size;
-    right->size = orig_size - left_size;
-    right->tick = left->tick;
-    right->perm = left->perm;
-    right->is_resident = left->is_resident;
+    // Create the new right map.
+    auto* const right = new SeparateHeapMap{
+        .vaddr = left->vaddr + left_size,
+        .paddr = left->paddr + left_size,
+        .size = orig_size - left_size,
+        .tick = left->tick,
+        .perm = left->perm,
+        .is_resident = left->is_resident,
+    };
 
     // Insert the new right map.
     m_map_count++;