Make the fuchsia mojo/public repo the source of truth.

mojo/public/cpp/bindings/formatting.h

-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef MOJO_PUBLIC_CPP_BINDINGS_FORMATTING_H_
-#define MOJO_PUBLIC_CPP_BINDINGS_FORMATTING_H_
-
-#include <iosfwd>
-
-#include "mojo/public/cpp/bindings/array.h"
-#include "mojo/public/cpp/bindings/map.h"
-#include "mojo/public/cpp/bindings/struct_ptr.h"
-
-namespace mojo {
-
-// Prints the contents of an array to an output stream in a human-readable
-// format.
-template <typename T>
-std::ostream& operator<<(std::ostream& os, const mojo::Array<T>& array) {
-  if (array) {
-    os << "[";
-    bool first = true;
-    for (auto it = array.storage().cbegin(); it != array.storage().cend();
-         ++it) {
-      if (first)
-        first = false;
-      else
-        os << ", ";
-      os << *it;
-    }
-    os << "]";
-  } else {
-    os << "null";
-  }
-  return os;
-}
-
-// Prints the contents of a map to an output stream in a human-readable
-// format.
-template <typename Key, typename Value>
-std::ostream& operator<<(std::ostream& os, const mojo::Map<Key, Value>& map) {
-  if (map) {
-    os << "{";
-    bool first = true;
-    for (auto it = map.cbegin(); it != map.cend(); ++it) {
-      if (first)
-        first = false;
-      else
-        os << ", ";
-      os << it.GetKey() << ": " << it.GetValue();
-    }
-    os << "}";
-  } else {
-    os << "null";
-  }
-  return os;
-}
-
-// Prints the pointee of a Mojo structure pointer to an output stream
-// assuming there exists an operator<< overload that accepts a const
-// reference to the object.
-template <typename T, typename = typename T::Data_>
-std::ostream& operator<<(std::ostream& os, const T* value) {
-  return value ? os << *value : os << "null";
-}
-template <typename T>
-std::ostream& operator<<(std::ostream& os, const StructPtr<T>& value) {
-  return os << value.get();
-}
-template <typename T>
-std::ostream& operator<<(std::ostream& os, const InlinedStructPtr<T>& value) {
-  return os << value.get();
-}
-
-}  // namespace mojo
-
-#endif  // MOJO_PUBLIC_CPP_BINDINGS_FORMATTING_H_