Revert of Add ETC1 powered SSE encoder for tile texture compression

cc/BUILD.gn

Index: cc/BUILD.gn
diff --git a/cc/BUILD.gn b/cc/BUILD.gn
index 39dd1e9b282045cc6fd207b996f36b38b9c9f8bd..b35560ade8cbb4edf7332a07377421a369b98bdf 100644
--- a/cc/BUILD.gn
+++ b/cc/BUILD.gn
@@ -535,7 +535,6 @@
   deps = [
     "//base",
     "//base/third_party/dynamic_annotations",
-    "//cc:cc_opts",
     "//cc/surfaces:surface_id",
     "//gpu",
     "//gpu/command_buffer/client:gles2_interface",
@@ -550,36 +549,6 @@
   if (!is_debug && (is_win || is_android)) {
     configs -= [ "//build/config/compiler:optimize" ]
     configs += [ "//build/config/compiler:optimize_max" ]
-  }
-}
-
-source_set("cc_opts") {
-  public_deps = [
-    "//cc:cc_opts_sse",
-  ]
-}
-
-source_set("cc_opts_sse") {
-  if (target_cpu == "ia32" || target_cpu == "x64") {
-    deps = [
-      "//base",
-    ]
-
-    defines = [ "CC_IMPLEMENTATION=1" ]
-
-    if (!is_debug && (is_win || is_android)) {
-      configs -= [ "//build/config/compiler:optimize" ]
-      configs += [ "//build/config/compiler:optimize_max" ]
-    }
-
-    sources = [
-      "resources/texture_compressor.h",
-      "resources/texture_compressor_etc1.h",
-      "resources/texture_compressor_etc1_sse.cc",
-      "resources/texture_compressor_etc1_sse.h",
-    ]
-
-    cflags = [ "-msse2" ]
   }
 }
 
@@ -838,7 +807,6 @@
     "resources/scoped_gpu_raster_unittest.cc",
     "resources/scoped_resource_unittest.cc",
     "resources/task_graph_runner_unittest.cc",
-    "resources/texture_compressor_etc1_unittest.cc",
     "resources/texture_mailbox_deleter_unittest.cc",
     "resources/texture_uploader_unittest.cc",
     "resources/tile_manager_unittest.cc",