Migrate WTF::Vector::append() to ::push_back() [part 13 of N]

third_party/WebKit/Source/modules/webusb/USBDevice.cpp

Index: third_party/WebKit/Source/modules/webusb/USBDevice.cpp
diff --git a/third_party/WebKit/Source/modules/webusb/USBDevice.cpp b/third_party/WebKit/Source/modules/webusb/USBDevice.cpp
index b71fcdbab03a50cec543eccd1d2d2cf5541eef09..06ba10e158b97870368be4e5a8077f39a37611cb 100644
--- a/third_party/WebKit/Source/modules/webusb/USBDevice.cpp
+++ b/third_party/WebKit/Source/modules/webusb/USBDevice.cpp
@@ -903,7 +903,7 @@ void USBDevice::asyncIsochronousTransferIn(
       resolver->reject(error);
       return;
     }
-    packets.append(USBIsochronousInTransferPacket::create(
+    packets.push_back(USBIsochronousInTransferPacket::create(
         convertTransferStatus(packet->status),
         buffer ? DOMDataView::create(buffer, byteOffset,
                                      packet->transferred_length)
@@ -927,7 +927,7 @@ void USBDevice::asyncIsochronousTransferOut(
       resolver->reject(error);
       return;
     }
-    packets.append(USBIsochronousOutTransferPacket::create(
+    packets.push_back(USBIsochronousOutTransferPacket::create(
         convertTransferStatus(packet->status), packet->transferred_length));
   }
   resolver->resolve(USBIsochronousOutTransferResult::create(packets));