Created attachment 8920770 [details] Screenshot_20171021_121917.png User Agent: Mozilla/5.0 (X11; Linux x86_64; rv:57.0) Gecko/20100101 Firefox/57.0 Build ID: 20171016185129 Steps to reproduce: 1. Open WhatsApp web (web.whatsapp.com) 2. Open a chat 3. Copy some image in clipboard 4. Click on the chat box and press Ctrl+V Actual results: The image gets pasted in the chatbox textfield. Expected results: A prompt for sending image as an attachment should have appeared.