gperftools: Update to 2.6.3

devel/gperftools/Portfile

@@ -3,7 +3,7 @@
 PortSystem          1.0
 PortGroup           github 1.0
 
-github.setup        gperftools gperftools 2.5 gperftools-
+github.setup        gperftools gperftools 2.6.3 gperftools-
 categories          devel
 platforms           darwin
 license             BSD
@@ -13,11 +13,6 @@ long_description    gperftools is a collection of a high-performance multi-threa
                     implementation, plus some pretty nifty performance analysis tools.
 
 github.tarball_from releases
-checksums           rmd160  20506514b0f9d98190dca30da8a219aa67f5d0aa \
-                    sha256  6fa2748f1acdf44d750253e160cf6e2e72571329b42e563b455bde09e9e85173
-
-# https://github.com/gperftools/gperftools/issues/794
-if {${os.platform} eq "darwin" && ${os.major} == 15} {
-    patchfiles-append patch-build-fix-15.diff
-    use_autoreconf    yes
-}
+checksums           rmd160  9da9dd3e1ba7510c92ec8e261b4670343f0d2f76 \
+                    sha256  314b2ff6ed95cc0763704efb4fb72d0139e1c381069b9e17a619006bee8eee9f \
+                    size    1510420