Update the tcmalloc chromium branch to r144 (gperftools 2.0), and merge chromium-specific changes.

third_party/tcmalloc/chromium/src/page_heap_allocator.h

Index: third_party/tcmalloc/chromium/src/page_heap_allocator.h
diff --git a/third_party/tcmalloc/chromium/src/page_heap_allocator.h b/third_party/tcmalloc/chromium/src/page_heap_allocator.h
index eee1590323511ec0ae312c6ad256f60fe16a493e..3595b951923d87df54f705b3122b950dc0ac46f9 100644
--- a/third_party/tcmalloc/chromium/src/page_heap_allocator.h
+++ b/third_party/tcmalloc/chromium/src/page_heap_allocator.h
@@ -37,7 +37,7 @@
 
 #include "common.h"            // for MetaDataAlloc
 #include "free_list.h"          // for FL_Push/FL_Pop
-#include "internal_logging.h"  // for ASSERT, CRASH
+#include "internal_logging.h"  // for ASSERT
 #include "system-alloc.h"      // for TCMalloc_SystemAddGuard
 
 namespace tcmalloc {
@@ -71,9 +71,10 @@ class PageHeapAllocator {
         // suitably aligned memory.
         free_area_ = reinterpret_cast<char*>(MetaDataAlloc(kAllocIncrement));
         if (free_area_ == NULL) {
-          CRASH("FATAL ERROR: Out of memory trying to allocate internal "
-                "tcmalloc data (%d bytes, object-size %d)\n",
-                kAllocIncrement, static_cast<int>(sizeof(T)));
+          Log(kCrash, __FILE__, __LINE__,
+              "FATAL ERROR: Out of memory trying to allocate internal "
+              "tcmalloc data (bytes, object-size)",
+              kAllocIncrement, sizeof(T));
         }
 
         // This guard page protects the metadata from being corrupted by a
@@ -85,9 +86,10 @@ class PageHeapAllocator {
         free_area_ += guard_size;
         free_avail_ = kAllocIncrement - guard_size;
         if (free_avail_ < sizeof(T)) {
-          CRASH("FATAL ERROR: Insufficient memory to guard internal tcmalloc "
-                "data (%d bytes, object-size %d, guard-size %d)\n",
-                kAllocIncrement, static_cast<int>(sizeof(T)), guard_size);
+          Log(kCrash, __FILE__, __LINE__,
+              "FATAL ERROR: Insufficient memory to guard internal tcmalloc "
+              "data (%d bytes, object-size %d, guard-size %d)\n",
+              kAllocIncrement, static_cast<int>(sizeof(T)), guard_size);
         }
       }
       result = free_area_;