[epiphany] Stop explicitly passing -Wdeclaration-after-statement...

[Michael Catanzaro <mcatanzaro src gnome org>]

commit beff7a5396770e805d8c54c8f40b7689dccf8707
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Sat Dec 26 22:00:00 2015 -0600

    Stop explicitly passing -Wdeclaration-after-statement...
    
    ...to AX_COMPILER_FLAGS.
    
    It's already enabled by default, as if it were useful for some reason.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 12b1338..69e0508 100644
--- a/configure.ac
+++ b/configure.ac
@@ -33,7 +33,7 @@ AC_SUBST([EPIPHANY_MAJOR],[epiphany_version_major.epiphany_version_minor])
 
 AX_CHECK_ENABLE_DEBUG([yes])
 AX_CODE_COVERAGE
-AX_COMPILER_FLAGS([WARN_CFLAGS], [WARN_LDFLAGS], [$ax_is_release], [-Wdeclaration-after-statement],
+AX_COMPILER_FLAGS([WARN_CFLAGS], [WARN_LDFLAGS], [$ax_is_release], [],
        dnl TODO: Remove all of these! These warnings should be fixed, not
        dnl silenced. At least, for the most part. -Wswitch-enum really does
        dnl seem pretty dumb.