Revert "Initial checkin of AOSP Messaging app."

This reverts commit 461a34b466.

Change-Id: Iac4ca77eeaa94989e91dead49a7959c905bd3078

src/com/android/messaging/datamodel/MmsFileProvider.java

@@ -1,69 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.messaging.datamodel;
-
-import android.content.Context;
-import android.net.Uri;
-
-import com.android.messaging.Factory;
-import com.android.messaging.util.LogUtil;
-import com.google.common.annotations.VisibleForTesting;
-
-import java.io.File;
-
-/**
- * A very simple content provider that can serve mms files from our cache directory.
- */
-public class MmsFileProvider extends FileProvider {
-    private static final String TAG = LogUtil.BUGLE_TAG;
-
-    @VisibleForTesting
-    static final String AUTHORITY = "com.android.messaging.datamodel.MmsFileProvider";
-    private static final String RAW_MMS_DIR = "rawmms";
-
-    /**
-     * Returns a uri that can be used to access a raw mms file.
-     *
-     * @return the URI for an raw mms file
-     */
-    public static Uri buildRawMmsUri() {
-        final Uri uri = FileProvider.buildFileUri(AUTHORITY, null);
-        final File file = getFile(uri.getPath());
-        if (!ensureFileExists(file)) {
-            LogUtil.e(TAG, "Failed to create temp file " + file.getAbsolutePath());
-        }
-        return uri;
-    }
-
-    @Override
-    File getFile(final String path, final String extension) {
-        return getFile(path);
-    }
-
-    public static File getFile(final Uri uri) {
-        return getFile(uri.getPath());
-    }
-
-    private static File getFile(final String path) {
-        final Context context = Factory.get().getApplicationContext();
-        return new File(getDirectory(context), path + ".dat");
-    }
-
-    private static File getDirectory(final Context context) {
-        return new File(context.getCacheDir(), RAW_MMS_DIR);
-    }
-}