Separate function decoding counter into asm and wasm counters.

test/unittests/wasm/module-decoder-unittest.cc

Index: test/unittests/wasm/module-decoder-unittest.cc
diff --git a/test/unittests/wasm/module-decoder-unittest.cc b/test/unittests/wasm/module-decoder-unittest.cc
index 3ad142bce0cc3eaae709a25d06b3a67bb5b43a44..dfd2a3c00c2269698efc064e526ec5dd28471110 100644
--- a/test/unittests/wasm/module-decoder-unittest.cc
+++ b/test/unittests/wasm/module-decoder-unittest.cc
@@ -919,7 +919,21 @@ TEST_F(WasmSignatureDecodeTest, Fail_invalid_param_type2) {
   EXPECT_EQ(nullptr, sig);
 }
 
-class WasmFunctionVerifyTest : public TestWithIsolateAndZone {};
+class WasmFunctionVerifyTest : public TestWithIsolateAndZone {

[Karl, 2017/03/28 01:53:16]

Added class fields to implement a dummy instance of ModuleBytesEnv for function
DecodeWasmFunction below.

+ public:
+  WasmFunctionVerifyTest()
+      : instance(&module), env(&module, &instance, bytes) {}
+  virtual ~WasmFunctionVerifyTest() {}
+
+  ModuleBytesEnv* get_env() { return &env; }
+
+ private:
+  WasmModule module;
+  WasmInstance instance;
+  Vector<const byte> bytes;
+  ModuleBytesEnv env;
+  DISALLOW_COPY_AND_ASSIGN(WasmFunctionVerifyTest);
+};
 
 TEST_F(WasmFunctionVerifyTest, Ok_v_v_empty) {
   static const byte data[] = {
@@ -936,8 +950,8 @@ TEST_F(WasmFunctionVerifyTest, Ok_v_v_empty) {
       kExprEnd    // body
   };
 
-  FunctionResult result =
-      DecodeWasmFunction(isolate(), zone(), nullptr, data, data + sizeof(data));
+  FunctionResult result = DecodeWasmFunction(isolate(), zone(), get_env(), data,
+                                             data + sizeof(data));
   EXPECT_OK(result);
 
   if (result.val && result.ok()) {