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 a8a0aa5d3cbd22db3f226b0e94556251aa2c796c..337202ce48d818ca2d7c978685836a6880124e99 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.push_back(it.key);
+  }
+  return encodings;
+}
+
 }  // namespace WTF