Add reference to browser2 in QuickContact.ResolveCache.

In AOSP build device, Browser2 is the new package instead of Browser.
New package name of Browser2 should be added to the list of
prefer resolve to cover this case.

BUG 22881469

Change-Id: Idd1ea7a27cdd47ddce352244973ddfa1fa8c3ed8
diff --git a/src/com/android/contacts/quickcontact/ResolveCache.java b/src/com/android/contacts/quickcontact/ResolveCache.java
index 2df867a..e6adaf3 100644
--- a/src/com/android/contacts/quickcontact/ResolveCache.java
+++ b/src/com/android/contacts/quickcontact/ResolveCache.java
@@ -57,6 +57,7 @@
             "com.google.android.apps.maps",
 
             "com.android.chrome",
+            "org.chromium.webview_shell",
             "com.google.android.browser",
             "com.android.browser");