Type profiler by intercepting 'new' and 'delete' expressions.

base/allocator/allocated_type.h

Index: base/allocator/allocated_type.h
diff --git a/base/allocator/allocated_type.h b/base/allocator/allocated_type.h
new file mode 100644
index 0000000000000000000000000000000000000000..346bf32703259469bb0b4a57fb0cfce87f3976b6
--- /dev/null
+++ b/base/allocator/allocated_type.h
@@ -0,0 +1,23 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef BASE_ALLOCATOR_ALLOCATED_TYPE_INTERCEPT_H_
+#define BASE_ALLOCATOR_ALLOCATED_TYPE_INTERCEPT_H_
+
+#include <cstddef>
+#include <typeinfo>
+
+// These functions are inserted around all 'new' and 'delete' expressions by
+// the compiler option '-fintercept-allocation-functions' introduced in
+// http://crrev.com/149572.
+
+void* __op_new_intercept__(void* ptr,
+                           size_t size,
+                           const std::type_info& type);
+
+void* __op_delete_intercept__(void* ptr,
+                              size_t size,
+                              const std::type_info & type);
+
+#endif   // BASE_ALLOCATOR_ALLOCATED_TYPE_INTERCEPT_H_