asset drop & naming

      drop in new assets
      get naming in sync with UX
      Note: not all resources are included yet
      item_background...xm will be enabled when all required resources come in

Change-Id: I321084abd25ef6c533f1f3da636a246e7ee00547
diff --git a/res/values/dimensions.xml b/res/values/dimensions.xml
index 1e90c34..d738288 100644
--- a/res/values/dimensions.xml
+++ b/res/values/dimensions.xml
@@ -18,7 +18,8 @@
     <dimen name="tab_width_unselected">240dp</dimen>
     <dimen name="tab_height">44dp</dimen>
     <dimen name="tab_overlap">8dp</dimen>
-    <dimen name="tab_slice">18dp</dimen>
+    <dimen name="tab_addoverlap">14dp</dimen>
+    <dimen name="tab_slice">15.5dp</dimen>
     <dimen name="tab_padding">16dp</dimen>
     <dimen name="max_tab_width">300dp</dimen>
     <dimen name="bookmarkThumbnailWidth">90dip</dimen>
diff --git a/res/values/styles.xml b/res/values/styles.xml
index 9df1c3a..758df9f 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -44,7 +44,7 @@
         <item name="android:layout_marginLeft">16dip</item>
     </style>
     <style name="HoloButton" parent="@style/HoloIcon">
-        <item name="android:background">@drawable/browserbarbutton</item>
+        <item name="android:background">?android:attr/selectableItemBackground</item>
     </style>
     <style name="TabTitleSelected" parent="@android:style/TextAppearance.Small">
         <item name="android:textColor">?android:attr/textColorPrimary</item>