From b1a43cd04e8727df5bef3197f5fda3b98ecab740 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matias=20Niemel=C3=A4?= <matias@yearofmoo.com>
Date: Mon, 19 Aug 2013 17:48:40 -0400
Subject: [PATCH] fix($sniffer): ensure older versions of webkit work for
 animations

---
 src/ng/sniffer.js      |  5 +++++
 test/ng/snifferSpec.js | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 38 insertions(+)

diff --git a/src/ng/sniffer.js b/src/ng/sniffer.js
index 54e6e08360e1..585519b34847 100644
--- a/src/ng/sniffer.js
+++ b/src/ng/sniffer.js
@@ -35,6 +35,11 @@ function $SnifferProvider() {
           break;
         }
       }
+
+      if(!vendorPrefix) {
+        vendorPrefix = ('WebkitOpacity' in bodyStyle) && 'webkit';
+      }
+
       transitions = !!(('transition' in bodyStyle) || (vendorPrefix + 'Transition' in bodyStyle));
       animations  = !!(('animation' in bodyStyle) || (vendorPrefix + 'Animation' in bodyStyle));
       
diff --git a/test/ng/snifferSpec.js b/test/ng/snifferSpec.js
index c9d0d5a8c2b8..2206a271839a 100644
--- a/test/ng/snifferSpec.js
+++ b/test/ng/snifferSpec.js
@@ -122,6 +122,22 @@ describe('$sniffer', function() {
       });
     });
 
+    it('should still work for an older version of Webkit', function() {
+      module(function($provide) {
+        var doc = {
+          body : {
+            style : {
+              WebkitOpacity: '0'
+            }
+          }
+        };
+        $provide.value('$document', jqLite(doc));
+      });
+      inject(function($sniffer) {
+        expect($sniffer.vendorPrefix).toBe('webkit');
+      });
+    });
+
   });
 
   describe('animations', function() {
@@ -201,6 +217,23 @@ describe('$sniffer', function() {
         expect($sniffer.animations).toBe(true);
       });
     });
+
+    it('should be true when an older version of Webkit is used', function() {
+      module(function($provide) {
+        var doc = {
+          body : {
+            style : {
+              WebkitOpacity: '0'
+            }
+          }
+        };
+        $provide.value('$document', jqLite(doc));
+      });
+      inject(function($sniffer) {
+        expect($sniffer.animations).toBe(false);
+      });
+    });
+
   });
 
   describe('transitions', function() {