Don't use LOG() from platform.

src/platform-linux.cc

Index: src/platform-linux.cc
diff --git a/src/platform-linux.cc b/src/platform-linux.cc
index c1e0ca26d428cc52539d28bb116faf0f29c7a9ec..e5a0b0e3f087e6b1b89975e13b931400dcb5e041 100644
--- a/src/platform-linux.cc
+++ b/src/platform-linux.cc
@@ -119,11 +119,7 @@ void* OS::Allocate(const size_t requested,
   int prot = PROT_READ | PROT_WRITE | (is_executable ? PROT_EXEC : 0);
   void* addr = OS::GetRandomMmapAddr();
   void* mbase = mmap(addr, msize, prot, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
-  if (mbase == MAP_FAILED) {
-    LOG(i::Isolate::Current(),
-        StringEvent("OS::Allocate", "mmap failed"));
-    return NULL;
-  }
+  if (mbase == MAP_FAILED) return NULL;
   *allocated = msize;
   return mbase;
 }