Revert "Fix a mistake, this should use the specified tweet time"

This reverts commit 25d711124e.

src/app/twitter/tweets/GearTweet.js

@@ -26,8 +26,9 @@ class GearTweet extends TwitterPostBase {
         return merchandises[merchandises.length - 1];
     }
 
-    getImage() {
-        return captureGearScreenshot(this.getDataTime());
+    getImage(data) {
+        let now = getTopOfCurrentHour();
+        return captureGearScreenshot(now);
     }
 
     getText(data) {