Failed to fetch http://security.kali.org/kali-security/pool/main/c/chromium-browser/chromium_35.0.1916.114-1~deb7u2_amd64.deb 404 Not Found:

This is asking for the wrong filename, it does not exist in the depository. The filename must be changed. Also these other files must have their names changed so they can point to the right files example:

Failed to fetch http://security.kali.org/kali-security/pool/main/c/chromium-browser/chromium_35.0.1916.114-1~deb7u2_amd64.deb 404 Not Found

Failed to fetch http://security.kali.org/kali-security/pool/main/c/chromium-browser/chromium-inspector_35.0.1916.114-1~deb7u2_all.deb 404 Not Found

Failed to fetch http://http.kali.org/kali/pool/main/y/yersinia/yersinia_0.7.3-1kali1_amd64.deb 404 Not Found

Failed to fetch http://http.kali.org/kali/pool/main/m/metasploit-framework/metasploit-framework_4.9.2-2014052801-1kali0_amd64.deb 404 Not Found

Failed to fetch http://http.kali.org/kali/pool/non-free/m/metasploit/metasploit_4.9.2-2014052801-1kali0_amd64.deb 404 Not Found

Once again, the update manager is asking for the wrong filenames: They must be changed in your depository list to match the filenames it is asking for or it will fail