EA-37497 fix: split with ':'

plugins/android/src/org/jetbrains/android/dom/converters/StyleItemNameConverter.java

@@ -68,7 +68,7 @@ public class StyleItemNameConverter extends ResolvingConverter<String> {
   @Override
   public String fromString(@Nullable @NonNls String s, ConvertContext context) {
     if (s == null) return null;
-    String[] strs = s.split(s);
+    String[] strs = s.split(":");
     if (strs.length < 2 || !"android".equals(strs[0])) {
       return s;
     }

plugins/android/testData/dom/resources/styles4.xml

@@ -2,5 +2,7 @@
 <resources>
   <style name="TextAppearance.Theme.PlainText">
     <item name="android:textStyle">normal|bold</item>
+    <item name="<error>android:unknown</error>">normal|bold</item>
+    <item name="unknown">normal|bold</item>
   </style>
 </resources>