WebKit's auto-configured ccache results in 100% cache misses.
Disable WebKit's internal ccache setup [1] since Buildroot
already manages the ccache in toolchain/toolchain-wrapper.c.
[1] https://github.com/WebKit/WebKit/blob/wpewebkit-2.48.3/Source/cmake/WebKitCCache.cmake
Signed-off-by: Thomas Devoogdt <thomas@devoogdt.com>
Acked-by: Adrian Perez de Castro <aperez@igalia.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit c6fb44c455)
Signed-off-by: Thomas Perale <thomas.perale@mind.be>