[hwasan] RunMallocHooks with orig_size

This matches behaviour of asan. sanitizer_common/TestCases/malloc_hook.cpp
should've caught this- but hwasan was on XFAIL.

Differential Revision: https://reviews.llvm.org/D151580

Author: Northbadge

compiler-rt/lib/hwasan/hwasan_allocator.cpp

@@ -265,7 +265,7 @@ static void *HwasanAllocate(StackTrace *stack, uptr orig_size, uptr alignment,
                                                   : __lsan::kDirectlyLeaked);
 #endif
   meta->SetAllocated(StackDepotPut(*stack), orig_size);
-  RunMallocHooks(user_ptr, size);
+  RunMallocHooks(user_ptr, orig_size);
   return user_ptr;
 }
 

compiler-rt/test/sanitizer_common/TestCases/malloc_hook.cpp

@@ -6,9 +6,6 @@
 // Must not be implemented, no other reason to install interceptors.
 // XFAIL: ubsan
 
-// FIXME: Implement.
-// XFAIL: hwasan
-
 #include <stdlib.h>
 #include <unistd.h>
 #include <sanitizer/allocator_interface.h>

compiler-rt/test/sanitizer_common/TestCases/malloc_hook_get_allocated_size_fast.cpp

@@ -6,9 +6,6 @@
 // Must not be implemented, no other reason to install interceptors.
 // XFAIL: ubsan
 
-// FIXME: Implement.
-// XFAIL: hwasan
-
 #include <assert.h>
 #include <sanitizer/allocator_interface.h>
 #include <stdlib.h>