Split WebTextCheckClient off WebSpellCheckClient

third_party/WebKit/public/web/WebTextCheckClient.h

+// 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 WebTextCheckClient_h
+#define WebTextCheckClient_h
+
+#include "public/platform/WebString.h"
+#include "public/platform/WebVector.h"
+
+namespace blink {
+
+class WebTextCheckingCompletion;
+
+// TODO(xiaochengh): Rename WebTextCheckClient to WebSpellCheckClient.
+class WebTextCheckClient {
+ public:
+  // The client should perform spell-checking on the given text. If the
+  // text contains a misspelled word, then upon return misspelledOffset
+  // will point to the start of the misspelled word, and misspelledLength
+  // will indicates its length. Otherwise, if there was not a spelling
+  // error, then upon return misspelledLength is 0. If optional_suggestions
+  // is given, then it will be filled with suggested words (not a cheap step).
+  virtual void checkSpelling(const WebString& text,
+                             int& misspelledOffset,
+                             int& misspelledLength,
+                             WebVector<WebString>* optionalSuggestions) {}
+
+  // Requests asynchronous spelling and grammar checking, whose result should be
+  // returned by passed completion object.
+  virtual void requestCheckingOfText(
+      const WebString& textToCheck,
+      WebTextCheckingCompletion* completionCallback) {}
+
+  // Clear all stored references to requests, so that it will not become a
+  // leak source.
+  virtual void cancelAllPendingRequests() {}
+
+ protected:
+  virtual ~WebTextCheckClient() {}
+};
+
+}  // namespace blink
+
+#endif