[WIP] Add support for Android SuggestionSpans when editing text

third_party/WebKit/Source/core/editing/TextSuggestionList.cpp

Index: third_party/WebKit/Source/core/editing/TextSuggestionList.cpp
diff --git a/third_party/WebKit/Source/core/editing/TextSuggestionList.cpp b/third_party/WebKit/Source/core/editing/TextSuggestionList.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..e69cc6cf95cb64f5edd9d0c298a84cade0f572fa
--- /dev/null
+++ b/third_party/WebKit/Source/core/editing/TextSuggestionList.cpp
@@ -0,0 +1,22 @@
+// Copyright 2017 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.
+
+#include "core/editing/TextSuggestionList.h"
+
+namespace blink {
+
+bool TextSuggestionList::operator<(const TextSuggestionList& other) const {
+  int length = end - start;
+  int otherLength = other.end - other.start;
+
+  if (length != otherLength) {
+    return length < otherLength;
+  }
+
+  // If the text range lengths are the same, pick some arbitrary yet stable
+  // order
+  return suggestionID < other.suggestionID;
+}
+
+}  //  namespace blink