iPhone 6P borderTopWidth bug fix review by 阿瑟

@@ -101,7 +101,8 @@ export default class UserThatNotMe extends React.Component {
 				return (
                     <View style={styles.sectionHeader}>
                         <Text style={styles.sectionHeaderText}>TA的发布</Text>
-                        <View style={styles.sectionHeaderLine}/>
+                        <View style={styles.sectionHeaderTopLine}/>
+                        <View style={styles.sectionHeaderBottomLine}/>
                     </View>
 				);
 
@@ -202,15 +203,21 @@ let styles = StyleSheet.create({
         height: 46,
         alignItems: 'center',
         backgroundColor: 'white',
-        borderTopWidth: 0.5,
-        borderTopColor: '#e0e0e0',
     },
     sectionHeaderText: {
         fontSize: 18,
         marginLeft: 17,
         fontFamily: 'Helvetica Light',
     },
-    sectionHeaderLine: {
+    sectionHeaderTopLine: {
+        position: 'absolute',
+        left: 0,
+        top: 0,
+        width: width,
+        height: 0.5,
+        backgroundColor: '#e0e0e0',
+    },
+    sectionHeaderBottomLine: {
         position: 'absolute',
         left: 17,
         bottom: 0,

@@ -56,7 +56,6 @@ class UserThatNotMeContainer extends React.Component {
         this._onPressComment = this._onPressComment.bind(this);
         this._onPressLike = this._onPressLike.bind(this);
         this._onEndReached = this._onEndReached.bind(this);
-        this._onBack = this._onBack.bind(this);
 
         this.sid = this.props.userThatNotMe.sid;
     }