Simplifying some launcher themes

> Replacing some colors with theme attributes
> Simplifying styles definition by removing unnecessary inheritance and inlining some definitions

Change-Id: Ifa167515cae6a7fd3720f1a52ff9ce11abb4495f
diff --git a/res/layout/all_apps.xml b/res/layout/all_apps.xml
index 5f5b38b..d6bdac2 100644
--- a/res/layout/all_apps.xml
+++ b/res/layout/all_apps.xml
@@ -22,7 +22,7 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical"
-    launcher:revealBackground="@drawable/quantum_panel_shape">
+    launcher:revealBackground="@drawable/round_rect_primary">
 
     <View
         android:id="@+id/reveal_view"
@@ -54,8 +54,7 @@
             android:descendantFocusability="afterDescendants"
             android:focusable="true"
             android:paddingStart="@dimen/container_fastscroll_thumb_max_width"
-            android:paddingEnd="@dimen/container_fastscroll_thumb_max_width"
-            android:theme="@style/AllAppsOverscroll" />
+            android:paddingEnd="@dimen/container_fastscroll_thumb_max_width" />
 
         <!-- Fast scroller popup -->
         <TextView
@@ -87,7 +86,7 @@
                 android:maxLines="1"
                 android:scrollHorizontally="true"
                 android:singleLine="true"
-                android:textColor="#4c4c4c"
+                android:textColor="?android:attr/textColorSecondary"
                 android:hint="@string/all_apps_search_bar_hint"
                 android:textColorHint="@drawable/all_apps_search_hint"
                 android:textSize="16sp" />
@@ -95,11 +94,11 @@
 
     </com.android.launcher3.allapps.AllAppsRecyclerViewContainerView>
     <View
+        style="@style/AllAppsNavBarProtection"
         android:id="@+id/nav_bar_bg"
         android:layout_width="match_parent"
         android:layout_height="0dp"
         android:layout_gravity="bottom"
-        android:background="@color/all_apps_navbar_color"
         android:focusable="false"
         android:visibility="invisible" />
 </com.android.launcher3.allapps.AllAppsContainerView>
\ No newline at end of file