Sync CMake build with the configure build.

Added: CONFIG_INSTALL_DOCS, CONFIG_ALTREF2, CONFIG_FLEX_REFS
       CONFIG_LPF_DIRECT.
Changed, 0 => 1: CONFIG_RECT_INTRA_PRED

Change-Id: I1e958ab7dcd0c791b33a0ac5104fdf557f2cd29c

build/cmake/aom_config_defaults.cmake

@@ -42,6 +42,7 @@ set(HAVE_WXWIDGETS 0 CACHE NUMBER "WxWidgets present.")
 set(CONFIG_DEPENDENCY_TRACKING 1 CACHE NUMBER "Internal flag.")
 set(CONFIG_EXTERNAL_BUILD 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_INSTALL_BINS 0 CACHE NUMBER "Internal flag.")
+set(CONFIG_INSTALL_DOCS 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_INSTALL_LIBS 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_INSTALL_SRCS 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_DEBUG 0 CACHE NUMBER "Internal flag.")
@@ -161,7 +162,7 @@ set(CONFIG_ONE_SIDED_COMPOUND 1 CACHE NUMBER "Internal flag.")
 set(CONFIG_EXT_COMP_REFS 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_SMOOTH_HV 1 CACHE NUMBER "Internal flag.")
 set(CONFIG_VAR_REFS 0 CACHE NUMBER "Internal flag.")
-set(CONFIG_RECT_INTRA_PRED 0 CACHE NUMBER "Internal flag.")
+set(CONFIG_RECT_INTRA_PRED 1 CACHE NUMBER "Internal flag.")
 set(CONFIG_LGT 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_SBL_SYMBOL 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_NCOBMC_ADAPT_WEIGHT 0 CACHE NUMBER "Internal flag.")
@@ -175,3 +176,6 @@ set(CONFIG_GF_GROUPS 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_MRC_TX 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_INTER_STATS_ONLY 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_DIST_8X8 0 CACHE NUMBER "Internal flag.")
+set(CONFIG_ALTREF2 0 CACHE NUMBER "Internal flag.")
+set(CONFIG_FLEX_REFS 0 CACHE NUMBER "Internal flag.")
+set(CONFIG_LPF_DIRECT 0 CACHE NUMBER "Internal flag.")