gn: Make command_buffer_gles2 deps less weird.

gpu/BUILD.gn

 # Copyright 2014 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.
 
 # GYP-to-GN project mappings:
 #
 #  gpu.gyp:command_buffer_client => //gpu/command_buffer/client
 #
 #  gpu.gyp:command_buffer_common => //gpu/command_buffer/common
 #
@@ skipping 45 matching lines @@
     "gles2_conform_support/egl/config.cc",
     "gles2_conform_support/egl/config.h",
     "gles2_conform_support/egl/display.cc",
     "gles2_conform_support/egl/display.h",
     "gles2_conform_support/egl/egl.cc",
     "gles2_conform_support/egl/surface.cc",
     "gles2_conform_support/egl/surface.h",
   ]
 
   deps = [
+    ":gpu",
     "//base",
     "//gpu/command_buffer/client:gles2_c_lib",
     "//gpu/command_buffer/client:gles2_implementation",
-    "//gpu/command_buffer/service",
-    "//gpu/config:config_sources",
     "//ui/gl:gl",
   ]
 
-  if (!is_component_build) {
-    deps += [
-      "//gpu/command_buffer/client:client_sources",
-      "//gpu/command_buffer/client:gles2_cmd_helper_sources",
-    ]
-  }
-
   defines = [
     "COMMAND_BUFFER_GLES_LIB_SUPPORT_ONLY",
     "EGLAPIENTRY=",
   ]
   if (current_os == "win") {
     defines += [ "EGLAPI=__declspec(dllexport)" ]
   } else {
     defines += [ "EGLAPI=__attribute__((visibility(\"default\")))" ]
   }
 }
@@ skipping 257 matching lines @@
 if (is_win || is_linux || is_mac) {
   # TODO(GYP): Delete this after we've converted everything to GN.
   # The _run targets exist only for compatibility w/ GYP.
   group("angle_end2end_tests_run") {
     testonly = true
     deps = [
       "//third_party/angle/src/tests:angle_end2end_tests",
     ]
   }
 }