Named all zones in the project

src/wasm/module-decoder.cc

Index: src/wasm/module-decoder.cc
diff --git a/src/wasm/module-decoder.cc b/src/wasm/module-decoder.cc
index 0f6cb410f14eefe74d9311cce827f1c426b65fbb..e029f34fd5d777642919e1ca796580f8662b08a9 100644
--- a/src/wasm/module-decoder.cc
+++ b/src/wasm/module-decoder.cc
@@ -1106,7 +1106,7 @@ FunctionSig* DecodeWasmSignatureForTesting(Zone* zone, const byte* start,
 
 WasmInitExpr DecodeWasmInitExprForTesting(const byte* start, const byte* end) {
   AccountingAllocator allocator;
-  Zone zone(&allocator);
+  Zone zone(&allocator, ZONE_NAME);
   ModuleDecoder decoder(&zone, start, end, kWasmOrigin);
   return decoder.DecodeInitExpr(start);
 }