Add a method to work around apps broken by recorrection

Bug: 8944307
Change-Id: I8986622554f30aaf4f595099c4ab5652b75c972c

java/src/com/android/inputmethod/compat/AppWorkaroundsHelper.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2013 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.inputmethod.compat;
+
+import android.content.pm.PackageInfo;
+
+public class AppWorkaroundsHelper {
+    private AppWorkaroundsHelper() {
+        // This helper class is not publicly instantiable.
+    }
+
+    public static boolean evaluateIsBrokenByRecorrection(final PackageInfo info) {
+        return false;
+    }
+}

java/src/com/android/inputmethod/compat/AppWorkaroundsUtils.java

@@ -24,9 +24,16 @@ import android.os.Build.VERSION_CODES;
  */
 public class AppWorkaroundsUtils {
     private PackageInfo mPackageInfo; // May be null
+    private boolean mIsBrokenByRecorrection = false;
 
     public void setPackageInfo(final PackageInfo packageInfo) {
         mPackageInfo = packageInfo;
+        mIsBrokenByRecorrection = AppWorkaroundsHelper.evaluateIsBrokenByRecorrection(
+                packageInfo);
+    }
+
+    public boolean isBrokenByRecorrection() {
+        return mIsBrokenByRecorrection;
     }
 
     public boolean isBeforeJellyBean() {

java/src/com/android/inputmethod/latin/LatinIME.java

@@ -2450,6 +2450,10 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
      * do nothing.
      */
     private void restartSuggestionsOnWordTouchedByCursor() {
+        // HACK: We may want to special-case some apps that exhibit bad behavior in case of
+        // recorrection. This is a temporary, stopgap measure that will be removed later.
+        // TODO: remove this.
+        if (mAppWorkAroundsUtils.isBrokenByRecorrection()) return;
         // If the cursor is not touching a word, or if there is a selection, return right away.
         if (mLastSelectionStart != mLastSelectionEnd) return;
         // If we don't know the cursor location, return.