Ensuring that the folder scrim background spans the full device height. (Bug 10965246)

Change-Id: I603d6ed61d01c6b0a460dc0205eceb25f6964b9d
diff --git a/src/com/android/launcher3/DragLayer.java b/src/com/android/launcher3/DragLayer.java
index 9c649ed..3c955cb 100644
--- a/src/com/android/launcher3/DragLayer.java
+++ b/src/com/android/launcher3/DragLayer.java
@@ -107,7 +107,7 @@
             final FrameLayout.LayoutParams flp = (FrameLayout.LayoutParams) child.getLayoutParams();
             if (child instanceof Insettable) {
                 ((Insettable)child).setInsets(insets);
-            } else  {
+            } else {
                 flp.topMargin += (insets.top - mInsets.top);
                 flp.leftMargin += (insets.left - mInsets.left);
                 flp.rightMargin += (insets.right - mInsets.right);
diff --git a/src/com/android/launcher3/ScrimView.java b/src/com/android/launcher3/ScrimView.java
new file mode 100644
index 0000000..6831fe3
--- /dev/null
+++ b/src/com/android/launcher3/ScrimView.java
@@ -0,0 +1,45 @@
+/*
+ * 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.launcher3;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.content.res.TypedArray;
+import android.graphics.Rect;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.FrameLayout;
+
+public class ScrimView extends FrameLayout implements Insettable {
+
+    public ScrimView(Context context) {
+        this(context, null, 0);
+    }
+
+    public ScrimView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public ScrimView(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+    }
+
+    @Override
+    public void setInsets(Rect insets) {
+        // Do nothing
+    }
+}