Make customization drawer deal better with a small height

Change-Id: I879d167bacf5f5e9415e9033fbd4babe102109f0
diff --git a/res/layout-xlarge/customization_drawer.xml b/res/layout-xlarge/customization_drawer.xml
index 98fc9d9..a8f6ce0 100644
--- a/res/layout-xlarge/customization_drawer.xml
+++ b/res/layout-xlarge/customization_drawer.xml
@@ -32,7 +32,7 @@
         <FrameLayout
             android:id="@android:id/tabcontent"
             android:layout_width="match_parent"
-            android:layout_height="@dimen/customization_drawer_content_height">
+            android:layout_height="match_parent">
             <com.android.launcher2.CustomizePagedView
                 android:id="@+id/customization_drawer_tab_contents"
                 android:layout_width="match_parent"
@@ -47,7 +47,8 @@
                 launcher:pageLayoutPaddingTop="40dp"
                 launcher:pageLayoutPaddingBottom="25dp"
                 launcher:pageLayoutPaddingLeft="20dp"
-                launcher:pageLayoutPaddingRight="20dp" />
+                launcher:pageLayoutPaddingRight="20dp"
+                launcher:pageLayoutMaxHeight="@dimen/customization_drawer_content_height" />
          </FrameLayout>
       </LinearLayout>
 </com.android.launcher2.CustomizeTrayTabHost>
\ No newline at end of file
diff --git a/res/values/attrs.xml b/res/values/attrs.xml
index 2be5999..4f44253 100644
--- a/res/values/attrs.xml
+++ b/res/values/attrs.xml
@@ -104,6 +104,7 @@
         <attr name="pageLayoutPaddingBottom" format="dimension" />
         <attr name="pageLayoutPaddingLeft" format="dimension" />
         <attr name="pageLayoutPaddingRight" format="dimension" />
+        <attr name="pageLayoutMaxHeight" format="dimension" />
         <!-- The space between adjacent pages of the PagedView. -->
         <attr name="pageSpacing" format="dimension" />
     </declare-styleable>