Add support for Android spellcheck menu in Chrome/WebViews

content/browser/android/text_suggestion_host_mojo_impl_android.h

Index: content/browser/android/text_suggestion_host_mojo_impl_android.h
diff --git a/content/browser/android/text_suggestion_host_mojo_impl_android.h b/content/browser/android/text_suggestion_host_mojo_impl_android.h
new file mode 100644
index 0000000000000000000000000000000000000000..4281948ea72b2860903b58f692f7a7b2c81f76af
--- /dev/null
+++ b/content/browser/android/text_suggestion_host_mojo_impl_android.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 CONTENT_BROWSER_ANDROID_TEXT_SUGGESTION_HOST_MOJO_IMPL_ANDROID_H_
+#define CONTENT_BROWSER_ANDROID_TEXT_SUGGESTION_HOST_MOJO_IMPL_ANDROID_H_
+
+#include "third_party/WebKit/public/platform/input_host.mojom.h"
+
+namespace content {
+
+class TextSuggestionHostAndroid;
+
+// Android implementation of mojom::TextSuggestionHost.
+class TextSuggestionHostMojoImplAndroid final
+    : public blink::mojom::TextSuggestionHost {
+ public:
+  explicit TextSuggestionHostMojoImplAndroid(TextSuggestionHostAndroid*);
+
+  static void Create(TextSuggestionHostAndroid*,
+                     blink::mojom::TextSuggestionHostRequest request);
+
+  void StartSpellCheckMenuTimer() final;
+
+  void ShowSpellCheckSuggestionMenu(
+      double caret_x,
+      double caret_y,
+      const std::string& marked_text,
+      std::vector<blink::mojom::SpellCheckSuggestionPtr> suggestions) final;
+
+ private:
+  TextSuggestionHostAndroid* const text_suggestion_host_;
+
+  DISALLOW_COPY_AND_ASSIGN(TextSuggestionHostMojoImplAndroid);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_ANDROID_TEXT_SUGGESTION_HOST_MOJO_IMPL_ANDROID_H_