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

base/allocator/allocator.gyp

Index: base/allocator/allocator.gyp
diff --git a/base/allocator/allocator.gyp b/base/allocator/allocator.gyp
index b85dd516dca2e20ba71e584b15e3b12272bc15c5..41940d7c12f744d7ada13a46aec4f571ffdedf7d 100644
--- a/base/allocator/allocator.gyp
+++ b/base/allocator/allocator.gyp
@@ -8,6 +8,19 @@
     'tcmalloc_dir': '../../third_party/tcmalloc/chromium',
     'use_vtable_verify%': 0,
   },
+  'target_defaults': {
+    'conditions': [
+      ['OS=="linux" and clang_profiling_allocated_type==1', {
+        'dependencies!': [
+          'allocated_type_profiler',
+        ],
+        'cflags_cc!': [
+          '-fintercept-allocation-functions',
+          '-include ../../base/allocator/allocated_type_profiler.h',
+        ],
+      }],
+    ],
+  },
   'targets': [
     {
       'target_name': 'allocator',
@@ -303,6 +316,11 @@
         },
       },
       'conditions': [
+        ['OS=="linux" and clang_profiling_allocated_type==1', {
+          'dependencies': [
+            'allocated_type_profiler_tcmalloc',
+          ],
+        }],
         ['OS=="win"', {
           'defines': [
             'PERFTOOLS_DLL_DECL=',
@@ -541,5 +559,40 @@
       },
       ],
     }],
+    ['OS=="linux" and clang_profiling_allocated_type==1', {
+      'targets': [
+        {
+          'target_name': 'allocated_type_profiler',
+          'type': 'static_library',
+          'include_dirs': [
+            '.',
+            '<(tcmalloc_dir)/src/base',
+            '<(tcmalloc_dir)/src',
+            '../..',
+          ],
+          'sources': [
+            'allocated_type_profiler.cc',
+            'allocated_type_profiler.h',
+            'allocated_type_profiler_control.h',
+          ],
+        },
+        {
+          'target_name': 'allocated_type_profiler_tcmalloc',
+          'type': 'static_library',
+          'include_dirs': [
+            '.',
+            '<(tcmalloc_dir)/src/base',
+            '<(tcmalloc_dir)/src',
+            '../..',
+          ],
+          'sources': [
+            'allocated_type_profiler_tcmalloc.cc',
+            'allocated_type_profiler_tcmalloc.h',
+            '<(tcmalloc_dir)/src/allocated_type_map.cc',
+            '<(tcmalloc_dir)/src/gperftools/allocated_type_map.h',
+          ],
+        },
+      ],
+    }],
   ],
 }