Fuzzer for TextCodecs

third_party/WebKit/Source/wtf/text/TextEncodingRegistry.cpp

Index: third_party/WebKit/Source/wtf/text/TextEncodingRegistry.cpp
diff --git a/third_party/WebKit/Source/wtf/text/TextEncodingRegistry.cpp b/third_party/WebKit/Source/wtf/text/TextEncodingRegistry.cpp
index 78394e484806d4b0e997fd370ae5b5a4e6034eda..69e25e99ce1828888ff4095d4b3e31e8387eba03 100644
--- a/third_party/WebKit/Source/wtf/text/TextEncodingRegistry.cpp
+++ b/third_party/WebKit/Source/wtf/text/TextEncodingRegistry.cpp
@@ -313,4 +313,20 @@ void dumpTextEncodingNameMap() {
 }
 #endif
 
+Vector<String> getEncodingNamesForTesting() {
+  if (!textEncodingNameMap)
+    buildBaseTextCodecMaps();
+  MutexLocker lock(encodingRegistryMutex());
+  if (!atomicDidExtendTextCodecMaps()) {
+    extendTextCodecMaps();
+    atomicSetDidExtendTextCodecMaps();
+  }
+  Vector<String> encodings;
+  for (const auto& it : *textCodecMap) {
+    if (strcmp(it.key, "replacement"))
+      encodings.append(it.key);
+  }
+  return encodings;
+}
+
 }  // namespace WTF