For Holo theme, add a divider above borderless buttons.

MyTracks/res/layout/help.xml

@@ -24,6 +24,7 @@ limitations under the License.
       android:layout_height="wrap_content"
       android:layout_width="match_parent" />
   </ScrollView>
+  <View style="@style/BottomButtonDivider" />
   <LinearLayout style="@style/BottomButtonBar" >
     <include layout="@layout/help_buttons" />
   </LinearLayout>

MyTracks/res/layout/marker_edit.xml

@@ -69,6 +69,7 @@ limitations under the License.
       </LinearLayout>
     </LinearLayout>
   </ScrollView>
+  <View style="@style/BottomButtonDivider" />
   <LinearLayout style="@style/BottomButtonBar" >
     <include layout="@layout/marker_edit_buttons" />
   </LinearLayout>

MyTracks/res/layout/track_edit.xml

@@ -50,7 +50,7 @@ limitations under the License.
           android:layout_weight="1"
           android:layout_width="0dp"
           style="@style/EditCategory" />
-        <Spinner          
+        <Spinner
           android:id="@+id/track_edit_activity_type_icon"
           android:layout_gravity="bottom"
           android:layout_height="wrap_content"
@@ -66,6 +66,7 @@ limitations under the License.
         style="@style/EditDescription" />
     </LinearLayout>
   </ScrollView>
+  <View style="@style/BottomButtonDivider" />
   <LinearLayout style="@style/BottomButtonBar" >
     <include layout="@layout/track_edit_buttons" />
   </LinearLayout>

MyTracks/res/layout/track_widget_config.xml

@@ -38,7 +38,8 @@ limitations under the License.
         style="@style/TrackWidgetConfigSpinner" />
     </LinearLayout>
   </ScrollView>
+  <View style="@style/BottomButtonDivider" />
   <LinearLayout style="@style/BottomButtonBar" >
-    <include layout="@layout/bottom_buttons" />
+    <include layout="@layout/track_widget_config_buttons" />
   </LinearLayout>
 </LinearLayout>

MyTracks/res/layout/track_widget_config_buttons.xml

@@ -16,12 +16,12 @@ limitations under the License.
 -->
 <merge xmlns:android="http://schemas.android.com/apk/res/android" >
   <Button
-    android:id="@+id/bottom_buttons_add"
+    android:id="@+id/track_widget_config_add"
     android:layout_gravity="left"
     android:text="@string/generic_add"
     style="@style/BottomButton" />
   <Button
-    android:id="@+id/bottom_buttons_cancel"
+    android:id="@+id/track_widget_config_cancel"
     android:layout_gravity="right"
     android:text="@string/generic_cancel"
     style="@style/BottomButton" />