Moved zones and zone related stuff in its own directory.

test/cctest/wasm/test-run-wasm-64.cc

Index: test/cctest/wasm/test-run-wasm-64.cc
diff --git a/test/cctest/wasm/test-run-wasm-64.cc b/test/cctest/wasm/test-run-wasm-64.cc
index a978bdf1f7beccecc2a12823dcc3ec96b733931b..966524497e82cab79a460f2347bbca6cfe9719f0 100644
--- a/test/cctest/wasm/test-run-wasm-64.cc
+++ b/test/cctest/wasm/test-run-wasm-64.cc
@@ -1464,7 +1464,7 @@ static void CompileCallIndirectMany(LocalType param) {
   // with many many parameters.
   TestSignatures sigs;
   for (byte num_params = 0; num_params < 40; num_params++) {
-    v8::base::AccountingAllocator allocator;
+    v8::internal::AccountingAllocator allocator;
     Zone zone(&allocator);
     HandleScope scope(CcTest::InitIsolateOnce());
     TestingModule module(kExecuteCompiled);
@@ -1504,7 +1504,7 @@ static void Run_WasmMixedCall_N(WasmExecutionMode execution_mode, int start) {
 
   int num_params = static_cast<int>(arraysize(mixed)) - start;
   for (int which = 0; which < num_params; which++) {
-    v8::base::AccountingAllocator allocator;
+    v8::internal::AccountingAllocator allocator;
     Zone zone(&allocator);
     TestingModule module(execution_mode);
     module.AddMemory(1024);