Add support for .bss section in oat files.

Change-Id: I779b80b8139d9afdc28373f8c68edff5df7726ce
diff --git a/runtime/gc/allocator/rosalloc.cc b/runtime/gc/allocator/rosalloc.cc
index 72aacf5..f51093a 100644
--- a/runtime/gc/allocator/rosalloc.cc
+++ b/runtime/gc/allocator/rosalloc.cc
@@ -80,8 +80,9 @@
   size_t num_of_pages = footprint_ / kPageSize;
   size_t max_num_of_pages = max_capacity_ / kPageSize;
   std::string error_msg;
-  page_map_mem_map_.reset(MemMap::MapAnonymous("rosalloc page map", NULL, RoundUp(max_num_of_pages, kPageSize),
-                                               PROT_READ | PROT_WRITE, false, &error_msg));
+  page_map_mem_map_.reset(MemMap::MapAnonymous("rosalloc page map", nullptr,
+                                               RoundUp(max_num_of_pages, kPageSize),
+                                               PROT_READ | PROT_WRITE, false, false, &error_msg));
   CHECK(page_map_mem_map_.get() != nullptr) << "Couldn't allocate the page map : " << error_msg;
   page_map_ = page_map_mem_map_->Begin();
   page_map_size_ = num_of_pages;