[DevTools] Improve MainThreadDebugger::memoryInfo

third_party/WebKit/Source/core/inspector/MainThreadDebugger.cpp

 /*
  * Copyright (c) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 211 matching lines @@
         return;
     LocalDOMWindow* localDomWindow = toLocalDOMWindow(window);
     if (!localDomWindow)
         return;
     LocalFrame* frame = localDomWindow->frame();
     if (!frame)
         return;
     frame->console().addMessage(consoleMessage);
 }
 
-v8::MaybeLocal<v8::Value> MainThreadDebugger::memoryInfo(v8::Isolate* isolate, v8::Local<v8::Context> context, v8::Local<v8::Object> creationContext)
+v8::MaybeLocal<v8::Value> MainThreadDebugger::memoryInfo(v8::Isolate* isolate, v8::Local<v8::Context> context)
 {
     ExecutionContext* executionContext = toExecutionContext(context);
     ASSERT_UNUSED(executionContext, executionContext);
     ASSERT(executionContext->isDocument());
-    return toV8(MemoryInfo::create(), creationContext, isolate);
+    return toV8(MemoryInfo::create(), context->Global(), isolate);
 }
 
 bool MainThreadDebugger::isCommandLineAPIMethod(const String& name)
 {
     DEFINE_STATIC_LOCAL(HashSet<String>, methods, ());
     if (methods.size() == 0) {
         const char* members[] = { "$", "$$", "$x" };
         for (size_t i = 0; i < WTF_ARRAY_LENGTH(members); ++i)
             methods.add(members[i]);
     }
@@ skipping 97 matching lines @@
                 return;
             if (!nodes->Set(context, index++, toV8(node, info.Holder(), info.GetIsolate())).FromMaybe(false))
                 return;
         }
         info.GetReturnValue().Set(nodes);
     }
     exceptionState.throwIfNeeded();
 }
 
 } // namespace blink