Remove V8Call and replace with v8::Maybe<T>::To and v8::MaybeLocal<T>::ToLocal.

third_party/WebKit/Source/modules/fetch/Body.cpp

Index: third_party/WebKit/Source/modules/fetch/Body.cpp
diff --git a/third_party/WebKit/Source/modules/fetch/Body.cpp b/third_party/WebKit/Source/modules/fetch/Body.cpp
index cf2f3d4a7cbc7d689184712187e9d7c4042cde6b..8d58b1c91185a77f9251cb88489166be20525677 100644
--- a/third_party/WebKit/Source/modules/fetch/Body.cpp
+++ b/third_party/WebKit/Source/modules/fetch/Body.cpp
@@ -100,7 +100,7 @@ class BodyJsonConsumer final : public BodyConsumerBase {
     v8::Local<v8::String> input_string = V8String(isolate, string);
     v8::TryCatch trycatch(isolate);
     v8::Local<v8::Value> parsed;
-    if (V8Call(v8::JSON::Parse(isolate, input_string), parsed, trycatch))
+    if (v8::JSON::Parse(isolate, input_string).ToLocal(&parsed))
       Resolver()->Resolve(parsed);
     else
       Resolver()->Reject(trycatch.Exception());