only do linux pvalloc OutOfMemoryDeathTest on non-tcmalloc glibc builds

base/process/memory_linux.cc

Index: base/process/memory_linux.cc
diff --git a/base/process/memory_linux.cc b/base/process/memory_linux.cc
index 6bed68bd8320346b1ff98a39417e604e0339b020..e5e21b3fe713d05b145f3b23d3e75219d96c674a 100644
--- a/base/process/memory_linux.cc
+++ b/base/process/memory_linux.cc
@@ -44,7 +44,9 @@ void* __libc_malloc(size_t size);
 void* __libc_realloc(void* ptr, size_t size);
 void* __libc_calloc(size_t nmemb, size_t size);
 void* __libc_valloc(size_t size);
+#if PVALLOC_AVAILABLE == 1
 void* __libc_pvalloc(size_t size);
+#endif
 void* __libc_memalign(size_t alignment, size_t size);
 
 // Overriding the system memory allocation functions:
@@ -99,7 +101,9 @@ void* __libc_memalign(size_t alignment, size_t size);
 
 DIE_ON_OOM_1(malloc)
 DIE_ON_OOM_1(valloc)
+#if PVALLOC_AVAILABLE == 1
 DIE_ON_OOM_1(pvalloc)
+#endif
 
 DIE_ON_OOM_2(calloc, size_t)
 DIE_ON_OOM_2(realloc, void*)