Migrate WTF::HashSet::remove() to ::erase() [part 1]

third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp

 /*
  * Copyright (C) 2009 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 211 matching lines @@
         "lost.");
     removedContexts++;
   }
 
   ASSERT(!context->isContextLost());
   activeContexts().insert(context);
 }
 
 void WebGLRenderingContextBase::deactivateContext(
     WebGLRenderingContextBase* context) {
-  activeContexts().remove(context);
+  activeContexts().erase(context);
 }
 
 void WebGLRenderingContextBase::addToEvictedList(
     WebGLRenderingContextBase* context) {
   static int generation = 0;
   forciblyEvictedContexts().set(context, generation++);
 }
 
 void WebGLRenderingContextBase::removeFromEvictedList(
     WebGLRenderingContextBase* context) {
@@ skipping 7561 matching lines @@
 
 void WebGLRenderingContextBase::getHTMLOrOffscreenCanvas(
     HTMLCanvasElementOrOffscreenCanvas& result) const {
   if (canvas())
     result.setHTMLCanvasElement(canvas());
   else
     result.setOffscreenCanvas(offscreenCanvas());
 }
 
 }  // namespace blink