Merge google-perftools r109 (the current contents of third_party/tcmalloc/vendor)

third_party/tcmalloc/chromium/src/tests/page_heap_test.cc

 // Copyright 2009 Google Inc. All Rights Reserved.
 // Author: fikes@google.com (Andrew Fikes)
 
+#include "config_for_unittests.h"
+#include "page_heap.h"
 #include <stdio.h>
-#include "config_for_unittests.h"
 #include "base/logging.h"
 #include "common.h"
-#include "page_heap.h"
 
 namespace {
 
 static void CheckStats(const tcmalloc::PageHeap* ph,
                        uint64_t system_pages,
                        uint64_t free_pages,
                        uint64_t unmapped_pages) {
   tcmalloc::PageHeap::Stats stats = ph->stats();
   EXPECT_EQ(system_pages, stats.system_bytes >> kPageShift);
   EXPECT_EQ(free_pages, stats.free_bytes >> kPageShift);
@@ skipping 27 matching lines @@
   delete ph;
 }
 
 }  // namespace
 
 int main(int argc, char **argv) {
   TestPageHeap_Stats();
   printf("PASS\n");
   return 0;
 }