remove CONFIG_SHARP_SETTINGS

this left over experiment flag is almost a noop; it controls the default
for intrabc, but that setting doesn't respond to the value of sharpness
so it's a bit inconsistent. intrabc also requires screen content tools
to be enabled, which are not by default.

Bug: aomedia:3228
Change-Id: Ib26d96c42b8774ce1b16195a806b5021bcc680d2
diff --git a/av1/av1_cx_iface.c b/av1/av1_cx_iface.c
index 9a2b985..380a55e 100644
--- a/av1/av1_cx_iface.c
+++ b/av1/av1_cx_iface.c
@@ -302,13 +302,13 @@
   1,                            // enable smooth intra modes usage for sequence
   1,                            // enable Paeth intra mode usage for sequence
   1,                            // enable CFL uv intra mode usage for sequence
-  1,                       // enable directional intra mode usage for sequence
-  1,                       // enable D45 to D203 intra mode usage for sequence
-  1,                       // superres
-  1,                       // enable overlay
-  1,                       // enable palette
-  !CONFIG_SHARP_SETTINGS,  // enable intrabc
-  1,                       // enable angle delta
+  1,  // enable directional intra mode usage for sequence
+  1,  // enable D45 to D203 intra mode usage for sequence
+  1,  // superres
+  1,  // enable overlay
+  1,  // enable palette
+  1,  // enable intrabc
+  1,  // enable angle delta
 #if CONFIG_DENOISE
   0,   // noise_level
   32,  // noise_block_size
@@ -450,27 +450,27 @@
   1,                            // enable smooth intra modes usage for sequence
   1,                            // enable Paeth intra mode usage for sequence
   1,                            // enable CFL uv intra mode usage for sequence
-  1,                       // enable directional intra mode usage for sequence
-  1,                       // enable D45 to D203 intra mode usage for sequence
-  1,                       // superres
-  1,                       // enable overlay
-  1,                       // enable palette
-  !CONFIG_SHARP_SETTINGS,  // enable intrabc
-  1,                       // enable angle delta
+  1,   // enable directional intra mode usage for sequence
+  1,   // enable D45 to D203 intra mode usage for sequence
+  1,   // superres
+  1,   // enable overlay
+  1,   // enable palette
+  1,   // enable intrabc
+  1,   // enable angle delta
 #if CONFIG_DENOISE
-  0,                       // noise_level
-  32,                      // noise_block_size
-  1,                       // enable_dnl_denoising
+  0,   // noise_level
+  32,  // noise_block_size
+  1,   // enable_dnl_denoising
 #endif
-  0,                       // chroma_subsampling_x
-  0,                       // chroma_subsampling_y
-  0,                       // reduced_tx_type_set
-  0,                       // use_intra_dct_only
-  0,                       // use_inter_dct_only
-  0,                       // use_intra_default_tx_only
-  1,                       // enable_tx_size_search
-  0,                       // quant_b_adapt
-  0,                       // vbr_corpus_complexity_lap
+  0,   // chroma_subsampling_x
+  0,   // chroma_subsampling_y
+  0,   // reduced_tx_type_set
+  0,   // use_intra_dct_only
+  0,   // use_inter_dct_only
+  0,   // use_intra_default_tx_only
+  1,   // enable_tx_size_search
+  0,   // quant_b_adapt
+  0,   // vbr_corpus_complexity_lap
   {
       SEQ_LEVEL_MAX, SEQ_LEVEL_MAX, SEQ_LEVEL_MAX, SEQ_LEVEL_MAX, SEQ_LEVEL_MAX,
       SEQ_LEVEL_MAX, SEQ_LEVEL_MAX, SEQ_LEVEL_MAX, SEQ_LEVEL_MAX, SEQ_LEVEL_MAX,
diff --git a/build/cmake/aom_config_defaults.cmake b/build/cmake/aom_config_defaults.cmake
index 0ae5885..4c39a3a 100644
--- a/build/cmake/aom_config_defaults.cmake
+++ b/build/cmake/aom_config_defaults.cmake
@@ -137,7 +137,6 @@
 set_aom_config_var(CONFIG_RD_DEBUG 0 "AV1 experiment.")
 set_aom_config_var(CONFIG_RD_COMMAND 0
                    "AV1 experiment: Use external rdmult and q_index.")
-set_aom_config_var(CONFIG_SHARP_SETTINGS 0 "AV1 experiment.")
 set_aom_config_var(
   CONFIG_DISABLE_FULL_PIXEL_SPLIT_8X8 1
   "AV1 experiment: Disable full_pixel_motion_search_based_split on BLOCK_8X8.")