This update addresses the following vulnerabilities:

• CVE-2015-7096
• CVE-2015-7098

Additional fixes:

• Disable DNS prefetch when a proxy is configured.
• Reduce the maximum simultaneous network connections to match other browsers.
• Make WebKitWebView always propagate motion-notify-event signal.
• Add a way to force accelerating compositing mode at runtime using an environment variable.
• Fix input elements and scrollbars rendering with GTK+ 3.19.
• Fix rendering of lines when using solid colors.
• Fix UI process crashes related to not having a main resource response when the load is committed for pages restored from the history cache.
• Fix a WebProcess crash when loading large contents with custom URI schemes API.
• Fix a crash in the UI process when the WebView is destroyed while the screensaver DBus proxy is being created.
• Fix WebProcess crashes due to BadDrawable X errors in accelerated compositing mode.
• Fix crashes on PPC64 due to mprotect() on address not aligned to the page size.
• Fix std::bad_function_call exception raised in dispatchDecidePolicyForNavigationAction.
• Fix downloads of data URLs.
• Fix runtime critical warnings when closing a page containing windowed plugins.
• Fix several crashes and rendering issues.
• Translation updates: French, German, Italian, Turkish.