[wasm] Replace the BufferedRawMachineAssemblerTester in the WasmRunner.

test/cctest/compiler/value-helper.h

Index: test/cctest/compiler/value-helper.h
diff --git a/test/cctest/compiler/value-helper.h b/test/cctest/compiler/value-helper.h
index cbde9a741748bde94979345d87fc57b2b3796b16..83cd33c5b0af90290fcb6ba0e9d08412f00b7aed 100644
--- a/test/cctest/compiler/value-helper.h
+++ b/test/cctest/compiler/value-helper.h
@@ -312,6 +312,23 @@ class ValueHelper {
 
 #define FOR_UINT32_SHIFTS(var) for (uint32_t var = 0; var < 32; var++)
 
+// TODO(bmeurer): Drop this crap once we switch to GTest/Gmock.
+static inline void CheckFloatEq(volatile float x, volatile float y) {
+  if (std::isnan(x)) {
+    CHECK(std::isnan(y));
+  } else {
+    CHECK_EQ(x, y);
+  }
+}
+
+static inline void CheckDoubleEq(volatile double x, volatile double y) {
+  if (std::isnan(x)) {
+    CHECK(std::isnan(y));
+  } else {
+    CHECK_EQ(x, y);
+  }
+}
+
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8