Reduce unnecessary layout passes

- Also delete unused code

src/com/android/launcher2/PagedViewWidgetImageView.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2011 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.launcher2;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.ImageView;
+
+
+
+class PagedViewWidgetImageView extends ImageView {
+    public boolean mAllowRequestLayout = true;
+
+    public PagedViewWidgetImageView(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public void requestLayout() {
+        if (mAllowRequestLayout) {
+            super.requestLayout();
+        }
+    }
+}