Moving SwiftShader from component to bundled library

content/browser/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.
 
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//media/media_options.gni")
 import("//ppapi/features/features.gni")
 import("//printing/features/features.gni")
 import("//third_party/WebKit/public/public_features.gni")
@@ skipping 127 matching lines @@
     "//ui/base/ime",
     "//ui/display",
     "//ui/display/types",
     "//ui/events",
     "//ui/events:gesture_detection",
     "//ui/events/blink",
     "//ui/gfx",
     "//ui/gfx/geometry",
     "//ui/gfx/geometry/mojo",
     "//ui/gl",
+    "//ui/gl:gl_features",
     "//ui/native_theme",
     "//ui/resources",
     "//ui/shell_dialogs",
     "//ui/snapshot",
     "//ui/touch_selection",
     "//v8:v8_version",
   ]
 
   public_deps = [
     "//media/mojo/interfaces:remoting",
@@ skipping 1395 matching lines @@
         "media/capture/window_activity_tracker_mac.mm",
       ]
     }
     if (enable_webrtc) {
       sources += [
         "media/capture/desktop_capture_device.cc",
         "media/capture/desktop_capture_device.h",
       ]
       deps += [ "//third_party/webrtc/modules/desktop_capture" ]
     }
+
+    # SwiftShader only supports x86 or x64 architectures
+    # On Linux, only x11 is supported
+    if ((target_cpu == "x86" || target_cpu == "x64") && (use_x11 || !is_linux)) {
+      deps += [ "//third_party/swiftshader" ]
+    }
   }
 
   if (is_win) {
     defines += [
       # This prevents the inclusion of atlhost.h which paired
       # with the windows 8 sdk it does the wrong thing.
       "__ATLHOST_H__",
     ]
     deps += [
       "//third_party/iaccessible2",
@@ skipping 444 matching lines @@
   if (!is_component_build) {
     public_deps = [
       ":browser",
     ]
   } else {
     public_deps = [
       "//third_party/leveldatabase",
     ]
   }
 }