Cleanup unused variables and parameters

Change-Id: Iad756a7a775c93f3344c6962e7b3456ef8339490

5 files changed, 19 insertions, 27 deletions

diff --git a/java/src/com/android/inputmethod/accessibility/AccessibilityUtils.java b/java/src/com/android/inputmethod/accessibility/AccessibilityUtils.java
index 1836f27b3..9caed00c9 100644
--- a/java/src/com/android/inputmethod/accessibility/AccessibilityUtils.java
+++ b/java/src/com/android/inputmethod/accessibility/AccessibilityUtils.java
@@ -17,7 +17,6 @@
 package com.android.inputmethod.accessibility;
 
 import android.content.Context;
-import android.content.SharedPreferences;
 import android.inputmethodservice.InputMethodService;
 import android.media.AudioManager;
 import android.os.SystemClock;
@@ -55,15 +54,15 @@ public class AccessibilityUtils {
      */
     private static final boolean ENABLE_ACCESSIBILITY = true;
 
-    public static void init(InputMethodService inputMethod, SharedPreferences prefs) {
+    public static void init(InputMethodService inputMethod) {
         if (!ENABLE_ACCESSIBILITY)
             return;
 
         // These only need to be initialized if the kill switch is off.
-        sInstance.initInternal(inputMethod, prefs);
-        KeyCodeDescriptionMapper.init(inputMethod, prefs);
-        AccessibleInputMethodServiceProxy.init(inputMethod, prefs);
-        AccessibleKeyboardViewProxy.init(inputMethod, prefs);
+        sInstance.initInternal(inputMethod);
+        KeyCodeDescriptionMapper.init();
+        AccessibleInputMethodServiceProxy.init(inputMethod);
+        AccessibleKeyboardViewProxy.init(inputMethod);
     }
 
     public static AccessibilityUtils getInstance() {
@@ -74,7 +73,7 @@ public class AccessibilityUtils {
         // This class is not publicly instantiable.
     }
 
-    private void initInternal(Context context, SharedPreferences prefs) {
+    private void initInternal(Context context) {
         mContext = context;
         mAccessibilityManager = (AccessibilityManager) context
                 .getSystemService(Context.ACCESSIBILITY_SERVICE);
diff --git a/java/src/com/android/inputmethod/accessibility/AccessibleInputMethodServiceProxy.java b/java/src/com/android/inputmethod/accessibility/AccessibleInputMethodServiceProxy.java
index 4ab9cb898..d834dd10b 100644
--- a/java/src/com/android/inputmethod/accessibility/AccessibleInputMethodServiceProxy.java
+++ b/java/src/com/android/inputmethod/accessibility/AccessibleInputMethodServiceProxy.java
@@ -17,7 +17,6 @@
 package com.android.inputmethod.accessibility;
 
 import android.content.Context;
-import android.content.SharedPreferences;
 import android.inputmethodservice.InputMethodService;
 import android.media.AudioManager;
 import android.os.Looper;
@@ -82,8 +81,8 @@ public class AccessibleInputMethodServiceProxy implements AccessibleKeyboardActi
         }
     }
 
-    public static void init(InputMethodService inputMethod, SharedPreferences prefs) {
-        sInstance.initInternal(inputMethod, prefs);
+    public static void init(InputMethodService inputMethod) {
+        sInstance.initInternal(inputMethod);
     }
 
     public static AccessibleInputMethodServiceProxy getInstance() {
@@ -94,7 +93,7 @@ public class AccessibleInputMethodServiceProxy implements AccessibleKeyboardActi
         // Not publicly instantiable.
     }
 
-    private void initInternal(InputMethodService inputMethod, SharedPreferences prefs) {
+    private void initInternal(InputMethodService inputMethod) {
         mInputMethod = inputMethod;
         mVibrator = (Vibrator) inputMethod.getSystemService(Context.VIBRATOR_SERVICE);
         mAudioManager = (AudioManager) inputMethod.getSystemService(Context.AUDIO_SERVICE);
@@ -125,8 +124,6 @@ public class AccessibleInputMethodServiceProxy implements AccessibleKeyboardActi
      */
     @Override
     public void onFlickGesture(int direction) {
-        final int keyEventCode;
-
         switch (direction) {
         case FlickGestureDetector.FLICK_LEFT:
             sendDownUpKeyEvents(KeyEvent.KEYCODE_DPAD_LEFT);
diff --git a/java/src/com/android/inputmethod/accessibility/AccessibleKeyboardViewProxy.java b/java/src/com/android/inputmethod/accessibility/AccessibleKeyboardViewProxy.java
index 4cb2f20b9..9141daaee 100644
--- a/java/src/com/android/inputmethod/accessibility/AccessibleKeyboardViewProxy.java
+++ b/java/src/com/android/inputmethod/accessibility/AccessibleKeyboardViewProxy.java
@@ -17,7 +17,6 @@
 package com.android.inputmethod.accessibility;
 
 import android.content.Context;
-import android.content.SharedPreferences;
 import android.graphics.Color;
 import android.graphics.Paint;
 import android.inputmethodservice.InputMethodService;
@@ -43,8 +42,8 @@ public class AccessibleKeyboardViewProxy {
 
     private Key mLastHoverKey = null;
 
-    public static void init(InputMethodService inputMethod, SharedPreferences prefs) {
-        sInstance.initInternal(inputMethod, prefs);
+    public static void init(InputMethodService inputMethod) {
+        sInstance.initInternal(inputMethod);
         sInstance.mListener = AccessibleInputMethodServiceProxy.getInstance();
     }
 
@@ -60,7 +59,7 @@ public class AccessibleKeyboardViewProxy {
         // Not publicly instantiable.
     }
 
-    private void initInternal(InputMethodService inputMethod, SharedPreferences prefs) {
+    private void initInternal(InputMethodService inputMethod) {
         final Paint paint = new Paint();
         paint.setTextAlign(Paint.Align.LEFT);
         paint.setTextSize(14.0f);
@@ -71,8 +70,7 @@ public class AccessibleKeyboardViewProxy {
         mGestureDetector = new KeyboardFlickGestureDetector(inputMethod);
     }
 
-    public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event,
-            PointerTracker tracker) {
+    public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
         if (mView == null) {
             Log.e(TAG, "No keyboard view set!");
             return false;
@@ -132,9 +130,9 @@ public class AccessibleKeyboardViewProxy {
             final Key key = tracker.getKeyOn(x, y);
 
             if (key != mLastHoverKey) {
-                fireKeyHoverEvent(tracker, mLastHoverKey, false);
+                fireKeyHoverEvent(mLastHoverKey, false);
                 mLastHoverKey = key;
-                fireKeyHoverEvent(tracker, mLastHoverKey, true);
+                fireKeyHoverEvent(mLastHoverKey, true);
             }
 
             return true;
@@ -143,7 +141,7 @@ public class AccessibleKeyboardViewProxy {
         return false;
     }
 
-    private void fireKeyHoverEvent(PointerTracker tracker, Key key, boolean entering) {
+    private void fireKeyHoverEvent(Key key, boolean entering) {
         if (mListener == null) {
             Log.e(TAG, "No accessible keyboard action listener set!");
             return;
diff --git a/java/src/com/android/inputmethod/accessibility/FlickGestureDetector.java b/java/src/com/android/inputmethod/accessibility/FlickGestureDetector.java
index 9d99e3131..db12f76ad 100644
--- a/java/src/com/android/inputmethod/accessibility/FlickGestureDetector.java
+++ b/java/src/com/android/inputmethod/accessibility/FlickGestureDetector.java
@@ -126,7 +126,6 @@ public abstract class FlickGestureDetector {
         }
 
         final float distanceSquare = calculateDistanceSquare(mCachedHoverEnter, event);
-        final long timeout = event.getEventTime() - mCachedHoverEnter.getEventTime();
 
         switch (event.getAction()) {
         case MotionEventCompatUtils.ACTION_HOVER_MOVE:
diff --git a/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java b/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java
index e01262c20..3d5ab05c3 100644
--- a/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java
+++ b/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java
@@ -17,7 +17,6 @@
 package com.android.inputmethod.accessibility;
 
 import android.content.Context;
-import android.content.SharedPreferences;
 import android.text.TextUtils;
 
 import com.android.inputmethod.keyboard.Key;
@@ -45,8 +44,8 @@ public class KeyCodeDescriptionMapper {
     // Map of shift-locked key codes to spoken description resource IDs
     private final HashMap<Integer, Integer> mShiftLockedKeyCodeMap;
 
-    public static void init(Context context, SharedPreferences prefs) {
-        sInstance.initInternal(context, prefs);
+    public static void init() {
+        sInstance.initInternal();
     }
 
     public static KeyCodeDescriptionMapper getInstance() {
@@ -60,7 +59,7 @@ public class KeyCodeDescriptionMapper {
         mShiftLockedKeyCodeMap = new HashMap<Integer, Integer>();
     }
 
-    private void initInternal(Context context, SharedPreferences prefs) {
+    private void initInternal() {
         // Manual label substitutions for key labels with no string resource
         mKeyLabelMap.put(":-)", R.string.spoken_description_smiley);