Fuzzer for TextCodecs

third_party/WebKit/Source/platform/testing/FuzzedDataProvider.h

Index: third_party/WebKit/Source/platform/testing/FuzzedDataProvider.h
diff --git a/third_party/WebKit/Source/platform/testing/FuzzedDataProvider.h b/third_party/WebKit/Source/platform/testing/FuzzedDataProvider.h
index aadeed8d2815638ae3394371d05330a62baef6d7..9449ec7a70b79d13330e11722ce862a9948288fa 100644
--- a/third_party/WebKit/Source/platform/testing/FuzzedDataProvider.h
+++ b/third_party/WebKit/Source/platform/testing/FuzzedDataProvider.h
@@ -7,6 +7,7 @@
 
 #include "base/test/fuzzed_data_provider.h"
 #include "wtf/Noncopyable.h"
+#include "wtf/Vector.h"
 #include "wtf/text/CString.h"
 
 namespace blink {
@@ -30,6 +31,11 @@ class FuzzedDataProvider {
   // Returns a bool, or false when no data remains.
   bool ConsumeBool();
 
+  template <typename Type>
+  Type PickValueInVector(const Vector<Type>& vec) {
+    return vec[m_provider.ConsumeUint32InRange(0, vec.size() - 1)];
+  }
+
  private:
   base::FuzzedDataProvider m_provider;
 };