Merge java_staging/src into java/src.

chrome/android/java_staging/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkPromoHeader.java

Index: chrome/android/java_staging/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkPromoHeader.java
diff --git a/chrome/android/java_staging/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkPromoHeader.java b/chrome/android/java_staging/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkPromoHeader.java
deleted file mode 100644
index e0d482672878fe7d8e0b6b3fa9f0ea2f101a351b..0000000000000000000000000000000000000000
--- a/chrome/android/java_staging/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkPromoHeader.java
+++ /dev/null
@@ -1,159 +0,0 @@
-// Copyright 2015 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.
-
-package org.chromium.chrome.browser.enhancedbookmarks;
-
-import android.content.Context;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.preference.PreferenceManager;
-import android.support.v7.widget.RecyclerView;
-import android.support.v7.widget.RecyclerView.ViewHolder;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.View.OnClickListener;
-import android.view.ViewGroup;
-
-import org.chromium.base.metrics.RecordUserAction;
-import org.chromium.chrome.R;
-import org.chromium.chrome.browser.signin.SigninManager;
-import org.chromium.chrome.browser.signin.SigninManager.SignInStateObserver;
-import org.chromium.sync.AndroidSyncSettings;
-import org.chromium.sync.AndroidSyncSettings.AndroidSyncSettingsObserver;
-
-/**
- * Class that manages all the logic and UI behind the signin promo header in the enhanced bookmark
- * content UI. The header is shown only on certain situations, (e.g., not signed in).
- */
-class EnhancedBookmarkPromoHeader implements AndroidSyncSettingsObserver,
-        SignInStateObserver {
-    /**
-     * Interface to listen signin promo header visibility changes.
-     */
-    interface PromoHeaderShowingChangeListener {
-        /**
-         * Called when signin promo header visibility is changed.
-         * @param isShowing Whether it should be showing.
-         */
-        void onPromoHeaderShowingChanged(boolean isShowing);
-    }
-
-    private static final String PREF_SIGNIN_PROMO_DECLINED =
-            "enhanced_bookmark_signin_promo_declined";
-
-    private Context mContext;
-    private SigninManager mSignInManager;
-    private boolean mIsShowing;
-    private PromoHeaderShowingChangeListener mShowingChangeListener;
-
-    /**
-     * Initializes the class. Note that this will start listening to signin related events and
-     * update itself if needed.
-     */
-    EnhancedBookmarkPromoHeader(Context context,
-            PromoHeaderShowingChangeListener showingChangeListener) {
-        mContext = context;
-        mShowingChangeListener = showingChangeListener;
-
-        AndroidSyncSettings.registerObserver(mContext, this);
-
-        mSignInManager = SigninManager.get(mContext);
-        mSignInManager.addSignInStateObserver(this);
-
-        updateShowing(false);
-        if (isShowing()) RecordUserAction.record("Stars_SignInPromoHeader_Displayed");
-    }
-
-    /**
-     * Clean ups the class.  Must be called once done using this class.
-     */
-    void destroy() {
-        AndroidSyncSettings.unregisterObserver(mContext, this);
-
-        mSignInManager.removeSignInStateObserver(this);
-        mSignInManager = null;
-    }
-
-    /**
-     * @return Whether it should be showing.
-     */
-    boolean isShowing() {
-        return mIsShowing;
-    }
-
-    /**
-     * @return Signin promo header {@link ViewHolder} instance that can be used with
-     *         {@link RecyclerView}.
-     */
-    ViewHolder createHolder(ViewGroup parent) {
-        ViewGroup promoHeader = (ViewGroup) LayoutInflater.from(mContext)
-                .inflate(R.layout.eb_promo_header, parent, false);
-
-        promoHeader.findViewById(R.id.no_thanks).setOnClickListener(new OnClickListener() {
-            @Override
-            public void onClick(View view) {
-                RecordUserAction.record("Stars_SignInPromoHeader_Dismissed");
-                setSigninPromoDeclined();
-                updateShowing(true);
-            }
-        });
-
-        promoHeader.findViewById(R.id.sign_in).setOnClickListener(new OnClickListener() {
-            @Override
-            public void onClick(View view) {
-                mContext.startActivity(new Intent(mContext, EnhancedBookmarkSigninActivity.class));
-            }
-        });
-
-        return new ViewHolder(promoHeader) {};
-    }
-
-    /**
-     * @return Whether user tapped "No" button on the signin promo header.
-     */
-    private boolean wasSigninPromoDeclined() {
-        return PreferenceManager.getDefaultSharedPreferences(mContext).getBoolean(
-                PREF_SIGNIN_PROMO_DECLINED, false);
-    }
-
-    /**
-     * Save that user tapped "No" button on the signin promo header.
-     */
-    private void setSigninPromoDeclined() {
-        SharedPreferences.Editor sharedPreferencesEditor =
-                PreferenceManager.getDefaultSharedPreferences(mContext).edit();
-        sharedPreferencesEditor.putBoolean(PREF_SIGNIN_PROMO_DECLINED, true);
-        sharedPreferencesEditor.apply();
-    }
-
-    private void updateShowing(boolean notifyUI) {
-        boolean oldIsShowing = mIsShowing;
-        mIsShowing = AndroidSyncSettings.isMasterSyncEnabled(mContext)
-                && mSignInManager.isSignInAllowed()
-                && !wasSigninPromoDeclined();
-
-        if (oldIsShowing != mIsShowing && notifyUI) {
-            mShowingChangeListener.onPromoHeaderShowingChanged(mIsShowing);
-        }
-    }
-
-    // AndroidSyncSettingsObserver implementation
-
-    @Override
-    public void androidSyncSettingsChanged() {
-        updateShowing(true);
-    }
-
-    // SignInStateObserver implementations
-
-    @Override
-    public void onSignedIn() {
-        updateShowing(true);
-    }
-
-    @Override
-    public void onSignedOut() {
-        updateShowing(true);
-    }
-}