Fix template angle bracket syntax in css

Source/core/css/CSSImageGeneratorValue.h

Index: Source/core/css/CSSImageGeneratorValue.h
diff --git a/Source/core/css/CSSImageGeneratorValue.h b/Source/core/css/CSSImageGeneratorValue.h
index d2787d3af2a874ba13c67186aaa96bef3456dfae..ed6c5da08dd9fdee88f71f72adca64cfadede86b 100644
--- a/Source/core/css/CSSImageGeneratorValue.h
+++ b/Source/core/css/CSSImageGeneratorValue.h
@@ -77,14 +77,14 @@ protected:
 
     HashCountedSet<IntSize> m_sizes; // A count of how many times a given image size is in use.
     LayoutObjectSizeCountMap m_clients; // A map from LayoutObjects (with entry count) to image sizes.
-    HashMap<IntSize, RefPtr<Image> > m_images; // A cache of Image objects by image size.
+    HashMap<IntSize, RefPtr<Image>> m_images; // A cache of Image objects by image size.
 
 #if ENABLE(OILPAN)
     // FIXME: Oilpan: when/if we can make the renderer point directly to the CSSImageGenerator value using
     // a member we don't need to have this hack where we keep a persistent to the instance as long as
     // there are clients in the LayoutObjectSizeCountMap.
     GC_PLUGIN_IGNORE("366546")
-    OwnPtr<Persistent<CSSImageGeneratorValue> > m_keepAlive;
+    OwnPtr<Persistent<CSSImageGeneratorValue>> m_keepAlive;
 #endif
 };