Move glue code of blob channel to blimp_client_context_impl.

blimp/client/core/compositor/BUILD.gn

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 source_set("compositor") {
   visibility = [ "//blimp/client/*" ]
 
   sources = [
     "blimp_client_picture_cache.cc",
     "blimp_client_picture_cache.h",
     "blimp_compositor.cc",
     "blimp_compositor.h",
     "blimp_compositor_dependencies.cc",
     "blimp_compositor_dependencies.h",
     "blimp_compositor_manager.cc",
     "blimp_compositor_manager.h",
     "blimp_image_decoder.cc",
     "blimp_image_decoder.h",
     "blimp_output_surface.h",
+    "blob_channel_feature.cc",
+    "blob_channel_feature.h",
     "blob_image_serialization_processor.cc",
     "blob_image_serialization_processor.h",
     "decoding_image_generator.cc",
     "decoding_image_generator.h",
     "delegated_output_surface.cc",
     "delegated_output_surface.h",
   ]
 
   deps = [
     "//blimp/client/public:public_headers",
@@ skipping 18 matching lines @@
 
 source_set("unit_tests") {
   visibility = [ "//blimp/client/core:unit_tests" ]
 
   testonly = true
 
   sources = [
     "blimp_client_picture_cache_unittest.cc",
     "blimp_compositor_manager_unittest.cc",
     "blimp_compositor_unittest.cc",
+    "blob_channel_feature_unittest.cc",
     "delegated_output_surface_unittest.cc",
   ]
 
   deps = [
     ":compositor",
     "//base",
     "//blimp/client/core/render_widget",
     "//blimp/client/core/render_widget:test_support",
     "//blimp/client/support",
     "//blimp/client/support:test_support",
     "//blimp/test:support",
     "//cc",
     "//cc:test_support",
     "//cc/proto",
     "//cc/surfaces",
     "//skia",
     "//testing/gtest",
     "//ui/events:gesture_detection",
   ]
 }