Migrate WTF::HashCountedSet::remove() to ::erase()

third_party/WebKit/Source/core/loader/resource/ImageResourceContent.cpp

Index: third_party/WebKit/Source/core/loader/resource/ImageResourceContent.cpp
diff --git a/third_party/WebKit/Source/core/loader/resource/ImageResourceContent.cpp b/third_party/WebKit/Source/core/loader/resource/ImageResourceContent.cpp
index a63381c07e00a88f74be99b8004f730a43ba4b24..69d6bb7a78e60b7bf2c36b9f7f799ef6f4e1fddd 100644
--- a/third_party/WebKit/Source/core/loader/resource/ImageResourceContent.cpp
+++ b/third_party/WebKit/Source/core/loader/resource/ImageResourceContent.cpp
@@ -101,7 +101,7 @@ void ImageResourceContent::markObserverFinished(
   auto it = m_observers.find(observer);
   if (it == m_observers.end())
     return;
-  m_observers.remove(it);
+  m_observers.erase(it);
   m_finishedObservers.insert(observer);
 }
 
@@ -136,11 +136,11 @@ void ImageResourceContent::removeObserver(ImageResourceObserver* observer) {
 
   auto it = m_observers.find(observer);
   if (it != m_observers.end()) {
-    m_observers.remove(it);
+    m_observers.erase(it);
   } else {
     it = m_finishedObservers.find(observer);
     DCHECK(it != m_finishedObservers.end());
-    m_finishedObservers.remove(it);
+    m_finishedObservers.erase(it);
   }
   m_info->didRemoveClientOrObserver();
 }