[Android] Adding Smart GO/NEXT feature in Chrome

content/browser/android/ime_adapter_android.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 CONTENT_BROWSER_ANDROID_IME_ADAPTER_ANDROID_H_
 #define CONTENT_BROWSER_ANDROID_IME_ADAPTER_ANDROID_H_
 
 #include <jni.h>
 
 #include <vector>
@@ skipping 90 matching lines @@
   // WebContentsObserver implementation.
   void RenderViewReady() override;
   void RenderViewHostChanged(RenderViewHost* old_host,
                              RenderViewHost* new_host) override;
   void DidAttachInterstitialPage() override;
   void DidDetachInterstitialPage() override;
   void WebContentsDestroyed() override;
 
   void UpdateState(const TextInputState& state);
 
+  void AdvanceFocusInForm(JNIEnv*,
+                          const base::android::JavaParamRef<jobject>&,
+                          jboolean);
+
  private:
   RenderWidgetHostImpl* GetFocusedWidget();
   RenderFrameHost* GetFocusedFrame();
   std::vector<blink::WebCompositionUnderline> GetUnderlinesFromSpans(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& obj,
       const base::android::JavaParamRef<jobject>& text,
       const base::string16& text16);
   RenderWidgetHostViewAndroid* GetRenderWidgetHostViewAndroid() const;
   void UpdateRenderProcessConnection(RenderWidgetHostViewAndroid* new_rwhva);
 
   base::WeakPtr<RenderWidgetHostViewAndroid> rwhva_;
   JavaObjectWeakGlobalRef java_ime_adapter_;
 };
 
 bool RegisterImeAdapter(JNIEnv* env);
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_IME_ADAPTER_ANDROID_H_