优化

app/src/main/res/drawable/ic_menu_share.xml

@@ -1,9 +0,0 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:viewportWidth="24.0"
-    android:viewportHeight="24.0">
-    <path
-        android:fillColor="#FF000000"
-        android:pathData="M18,16.08c-0.76,0 -1.44,0.3 -1.96,0.77L8.91,12.7c0.05,-0.23 0.09,-0.46 0.09,-0.7s-0.04,-0.47 -0.09,-0.7l7.05,-4.11c0.54,0.5 1.25,0.81 2.04,0.81 1.66,0 3,-1.34 3,-3s-1.34,-3 -3,-3 -3,1.34 -3,3c0,0.24 0.04,0.47 0.09,0.7L8.04,9.81C7.5,9.31 6.79,9 6,9c-1.66,0 -3,1.34 -3,3s1.34,3 3,3c0.79,0 1.5,-0.31 2.04,-0.81l7.12,4.16c-0.05,0.21 -0.08,0.43 -0.08,0.65 0,1.61 1.31,2.92 2.92,2.92 1.61,0 2.92,-1.31 2.92,-2.92s-1.31,-2.92 -2.92,-2.92z" />
-</vector>

app/src/main/res/menu/book_info.xml

@@ -8,6 +8,12 @@
         android:title="@string/edit"
         app:showAsAction="ifRoom" />
 
+    <item
+        android:id="@+id/menu_share_it"
+        android:icon="@drawable/ic_share"
+        android:title="@string/share"
+        app:showAsAction="ifRoom" />
+
     <item
         android:id="@+id/menu_refresh"
         android:title="@string/refresh"

app/src/main/res/menu/rss_read.xml

@@ -11,7 +11,7 @@
     <item
         android:id="@+id/menu_share_it"
         android:title="@string/share"
-        android:icon="@drawable/ic_menu_share"
+        android:icon="@drawable/ic_share"
         app:showAsAction="ifRoom" />
 
     <item