Fix tc_malloc_skip_new_handler to work together with heap profiler

Need to be in google_malloc section just like every other alloc function.

R=willchan@chromium.org

BUG=364380

Review URL: https://codereview.chromium.org/257453002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@266445 0039d316-1c4b-4281-b951-d872f2087c98

third_party/tcmalloc/chromium/src/tcmalloc.cc

@@ -269,6 +269,9 @@ extern "C" {
   //    Windows: _msize()
   size_t tc_malloc_size(void* p) __THROW
       ATTRIBUTE_SECTION(google_malloc);
+
+  void* tc_malloc_skip_new_handler(size_t size)
+      ATTRIBUTE_SECTION(google_malloc);
 }  // extern "C"