Full text search: ignoring snippets without matches

Bug: 2078420
Change-Id: I1837a94c16d9f81ae36626f902e0853ec700cfa0
diff --git a/src/com/android/contacts/list/ContactListItemView.java b/src/com/android/contacts/list/ContactListItemView.java
index 121f90d..fe5f8e2 100644
--- a/src/com/android/contacts/list/ContactListItemView.java
+++ b/src/com/android/contacts/list/ContactListItemView.java
@@ -870,29 +870,31 @@
             int from = 0;
             int to = snippet.length();
             int start = snippet.indexOf(DefaultContactListAdapter.SNIPPET_START_MATCH);
-            if (start != -1) {
+            if (start == -1) {
+                snippet = null;
+            } else {
                 int firstNl = snippet.lastIndexOf('\n', start);
                 if (firstNl != -1) {
                     from = firstNl + 1;
                 }
-            }
-            int end = snippet.lastIndexOf(DefaultContactListAdapter.SNIPPET_END_MATCH);
-            if (end != -1) {
-                int lastNl = snippet.indexOf('\n', end);
-                if (lastNl != -1) {
-                    to = lastNl;
+                int end = snippet.lastIndexOf(DefaultContactListAdapter.SNIPPET_END_MATCH);
+                if (end != -1) {
+                    int lastNl = snippet.indexOf('\n', end);
+                    if (lastNl != -1) {
+                        to = lastNl;
+                    }
                 }
-            }
 
-            StringBuilder sb = new StringBuilder();
-            for (int i = from; i < to; i++) {
-                char c = snippet.charAt(i);
-                if (c != DefaultContactListAdapter.SNIPPET_START_MATCH &&
-                        c != DefaultContactListAdapter.SNIPPET_END_MATCH) {
-                    sb.append(c);
+                StringBuilder sb = new StringBuilder();
+                for (int i = from; i < to; i++) {
+                    char c = snippet.charAt(i);
+                    if (c != DefaultContactListAdapter.SNIPPET_START_MATCH &&
+                            c != DefaultContactListAdapter.SNIPPET_END_MATCH) {
+                        sb.append(c);
+                    }
                 }
+                snippet = sb.toString();
             }
-            snippet = sb.toString();
         }
         setSnippet(snippet);
     }