[Fuchsia] Give VMOs names

runtime/vm/virtual_memory_win.cc

Index: runtime/vm/virtual_memory_win.cc
diff --git a/runtime/vm/virtual_memory_win.cc b/runtime/vm/virtual_memory_win.cc
index c02f93a85645b5bd6a20d13919c5610d1b698fc5..ad44df43099d38a2912ccd2bab4f568196b8175a 100644
--- a/runtime/vm/virtual_memory_win.cc
+++ b/runtime/vm/virtual_memory_win.cc
@@ -54,7 +54,10 @@ bool VirtualMemory::FreeSubSegment(int32_t handle,
 }
 
 
-bool VirtualMemory::Commit(uword addr, intptr_t size, bool executable) {
+bool VirtualMemory::Commit(uword addr,
+                           intptr_t size,
+                           bool executable,
+                           const char* name) {
   ASSERT(Contains(addr));
   ASSERT(Contains(addr + size) || (addr + size == end()));
   int prot = executable ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE;