[WIP] Add support for Android SuggestionSpans when editing text

third_party/WebKit/public/web/WebTextSuggestionInfo.h

Index: third_party/WebKit/public/web/WebTextSuggestionInfo.h
diff --git a/third_party/WebKit/public/web/WebTextSuggestionInfo.h b/third_party/WebKit/public/web/WebTextSuggestionInfo.h
new file mode 100644
index 0000000000000000000000000000000000000000..929cc5ac0b3bd3c130af041efa2a3a543e4f3240
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+++ b/third_party/WebKit/public/web/WebTextSuggestionInfo.h
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+// 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.
+
+#ifndef WebTextSuggestionInfo_h
+#define WebTextSuggestionInfo_h
+
+#include <public/platform/WebString.h>
+
+namespace blink {
+
+// make sure to keep in sync with the list of fields in
+// content/common/input_messages.h
+struct WebTextSuggestionInfo {
+  int documentMarkerID;
+  int suggestionIndex;
+
+  WebString prefix;
+  WebString suggestion;
+  WebString suffix;
+};
+
+}  // namespace blink
+
+#endif  // WebTextSuggestionList_h