消除警告 review by hongmo

@@ -79,9 +79,9 @@
         }
         if ([YHEventReport sharedInstance].isPerformanceTrackEnabled && [YHEventReport sharedInstance].httpPerformanceTrackEnable) {
             if (error) {
-                [[YH_EventCollector sharedInstance] timeEventEndWithSessionURL:location status:YHEventLoadStatusFailed];
+                [[YH_EventCollector sharedInstance] timeEventEndWithSessionURL:[NSString stringWithFormat:@"%@",location] status:YHEventLoadStatusFailed];
             }else{
-                [[YH_EventCollector sharedInstance] timeEventEndWithSessionURL:location status:YHEventLoadStatusSuc];
+                [[YH_EventCollector sharedInstance] timeEventEndWithSessionURL:[NSString stringWithFormat:@"%@",location] status:YHEventLoadStatusSuc];
             }
         }
     }];
@@ -130,7 +130,6 @@ static inline BOOL yher_addMethod(Class class, SEL selector, Method method) {
 
 + (void)yherswizzleResumeAndSuspendMethodForClass:(Class)class {
     Method yherResumeMethod = class_getInstanceMethod(self, @selector(yher_resume));
-    Method yherSuspendMethod = class_getInstanceMethod(self, @selector(yher_suspend));
     yher_addMethod(class, @selector(yher_resume), yherResumeMethod);
     yher_swizzleSelector(class, @selector(resume), @selector(yher_resume));
 }