Remove GCUtils utility class

Change-Id: Ia666aeb10c155d69763faf7f01ceca113b9b4653

java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java

@@ -21,7 +21,6 @@ import android.content.SharedPreferences;
 import android.content.res.Resources;
 import android.util.Log;
 import android.view.ContextThemeWrapper;
-import android.view.InflateException;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.inputmethod.EditorInfo;
@@ -38,7 +37,6 @@ import com.android.inputmethod.latin.LatinImeLogger;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.SettingsValues;
 import com.android.inputmethod.latin.SubtypeSwitcher;
-import com.android.inputmethod.latin.Utils;
 import com.android.inputmethod.latin.WordComposer;
 
 public class KeyboardSwitcher implements KeyboardState.SwitchActions {
@@ -47,24 +45,24 @@ public class KeyboardSwitcher implements KeyboardState.SwitchActions {
     public static final String PREF_KEYBOARD_LAYOUT = "pref_keyboard_layout_20110916";
 
     static class KeyboardTheme {
-        public final String mName;
         public final int mThemeId;
         public final int mStyleId;
 
-        public KeyboardTheme(String name, int themeId, int styleId) {
+        // Note: The themeId should be aligned with "themeId" attribute of Keyboard style
-            mName = name;
+        // in values/style.xml.
+        public KeyboardTheme(int themeId, int styleId) {
             mThemeId = themeId;
             mStyleId = styleId;
         }
     }
 
     private static final KeyboardTheme[] KEYBOARD_THEMES = {
-        new KeyboardTheme("Basic",            0, R.style.KeyboardTheme),
+        new KeyboardTheme(0, R.style.KeyboardTheme),
-        new KeyboardTheme("HighContrast",     1, R.style.KeyboardTheme_HighContrast),
+        new KeyboardTheme(1, R.style.KeyboardTheme_HighContrast),
-        new KeyboardTheme("Stone",            6, R.style.KeyboardTheme_Stone),
+        new KeyboardTheme(6, R.style.KeyboardTheme_Stone),
-        new KeyboardTheme("Stone.Bold",       7, R.style.KeyboardTheme_Stone_Bold),
+        new KeyboardTheme(7, R.style.KeyboardTheme_Stone_Bold),
-        new KeyboardTheme("GingerBread",      8, R.style.KeyboardTheme_Gingerbread),
+        new KeyboardTheme(8, R.style.KeyboardTheme_Gingerbread),
-        new KeyboardTheme("IceCreamSandwich", 5, R.style.KeyboardTheme_IceCreamSandwich),
+        new KeyboardTheme(5, R.style.KeyboardTheme_IceCreamSandwich),
     };
 
     private SubtypeSwitcher mSubtypeSwitcher;
@@ -355,22 +353,9 @@ public class KeyboardSwitcher implements KeyboardState.SwitchActions {
             mKeyboardView.closing();
         }
 
-        Utils.GCUtils.getInstance().reset();
-        boolean tryGC = true;
-        for (int i = 0; i < Utils.GCUtils.GC_TRY_LOOP_MAX && tryGC; ++i) {
-            try {
         setContextThemeWrapper(mLatinIME, mKeyboardTheme);
         mCurrentInputView = (InputView)LayoutInflater.from(mThemeContext).inflate(
                 R.layout.input_view, null);
-                tryGC = false;
-            } catch (OutOfMemoryError e) {
-                Log.w(TAG, "load keyboard failed: " + e);
-                tryGC = Utils.GCUtils.getInstance().tryGCOrWait(mKeyboardTheme.mName, e);
-            } catch (InflateException e) {
-                Log.w(TAG, "load keyboard failed: " + e);
-                tryGC = Utils.GCUtils.getInstance().tryGCOrWait(mKeyboardTheme.mName, e);
-            }
-        }
 
         mKeyboardView = (MainKeyboardView) mCurrentInputView.findViewById(R.id.keyboard_view);
         if (isHardwareAcceleratedDrawingEnabled) {

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

@@ -381,18 +381,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
 
         ImfUtils.setAdditionalInputMethodSubtypes(this, mCurrentSettings.getAdditionalSubtypes());
 
-        Utils.GCUtils.getInstance().reset();
-        boolean tryGC = true;
-        // Shouldn't this be removed? I think that from Honeycomb on, the GC is now actually working
-        // as expected and this code is useless.
-        for (int i = 0; i < Utils.GCUtils.GC_TRY_LOOP_MAX && tryGC; ++i) {
-            try {
         initSuggest();
-                tryGC = false;
-            } catch (OutOfMemoryError e) {
-                tryGC = Utils.GCUtils.getInstance().tryGCOrWait("InitSuggest", e);
-            }
-        }
 
         mDisplayOrientation = res.getConfiguration().orientation;
 

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

@@ -65,44 +65,6 @@ public class Utils {
         }
     }
 
-    public static class GCUtils {
-        private static final String GC_TAG = GCUtils.class.getSimpleName();
-        public static final int GC_TRY_COUNT = 2;
-        // GC_TRY_LOOP_MAX is used for the hard limit of GC wait,
-        // GC_TRY_LOOP_MAX should be greater than GC_TRY_COUNT.
-        public static final int GC_TRY_LOOP_MAX = 5;
-        private static final long GC_INTERVAL = DateUtils.SECOND_IN_MILLIS;
-        private static GCUtils sInstance = new GCUtils();
-        private int mGCTryCount = 0;
-
-        public static GCUtils getInstance() {
-            return sInstance;
-        }
-
-        public void reset() {
-            mGCTryCount = 0;
-        }
-
-        public boolean tryGCOrWait(String metaData, Throwable t) {
-            if (mGCTryCount == 0) {
-                System.gc();
-            }
-            if (++mGCTryCount > GC_TRY_COUNT) {
-                LatinImeLogger.logOnException(metaData, t);
-                return false;
-            } else {
-                try {
-                    Thread.sleep(GC_INTERVAL);
-                    return true;
-                } catch (InterruptedException e) {
-                    Log.e(GC_TAG, "Sleep was interrupted.");
-                    LatinImeLogger.logOnException(metaData, t);
-                    return false;
-                }
-            }
-        }
-    }
-
     /* package */ static class RingCharBuffer {
         private static RingCharBuffer sRingCharBuffer = new RingCharBuffer();
         private static final char PLACEHOLDER_DELIMITER_CHAR = '\uFFFC';