Delete daala-dist and cdef-dist experiments in configure

Since those two experiments have been merged into the dist-8x8 experiment and
can be turned on by 'aomenc' ccommand line option,
"--tune=[daala-dist|cdef-dist]".

Change-Id: If21542a6868147538f5c3be6ad49368579db4b53
diff --git a/build/cmake/aom_config_defaults.cmake b/build/cmake/aom_config_defaults.cmake
index 1d8297b..3a45737 100644
--- a/build/cmake/aom_config_defaults.cmake
+++ b/build/cmake/aom_config_defaults.cmake
@@ -116,7 +116,6 @@
 set(CONFIG_CFL 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_CHROMA_2X2 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_CHROMA_SUB8X8 1 CACHE NUMBER "AV1 experiment flag.")
-set(CONFIG_CDEF_DIST 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_COEF_INTERLEAVE 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_COLORSPACE_HEADERS 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_COMPOUND_ROUND 0 CACHE NUMBER "AV1 experiment flag.")
@@ -129,7 +128,6 @@
 set(CONFIG_DAALA_DCT4 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_DAALA_DCT64 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_DAALA_DCT8 0 CACHE NUMBER "AV1 experiment flag.")
-set(CONFIG_DAALA_DIST 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_DCT_ONLY 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_DELTA_Q 1 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_DEPENDENT_HORZTILES 0 CACHE NUMBER "AV1 experiment flag.")
diff --git a/configure b/configure
index b2faff6..0fd09e3 100755
--- a/configure
+++ b/configure
@@ -317,8 +317,6 @@
     masked_tx
     dependent_horztiles
     dist_8x8
-    daala_dist
-    cdef_dist
     tripred
     palette_throughput
     ref_adapt
@@ -538,8 +536,6 @@
     soft_enable tempmv_signaling
 
     # Fix up experiment dependencies
-    enabled daala_dist && enable_feature dist_8x8
-    enabled cdef_dist && enable_feature dist_8x8
     enabled pvq && disable_feature chroma_2x2
     enabled pvq && disable_feature rect_tx
     enabled pvq && disable_feature ext_tx