It is time.

ui/gfx/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/ui.gni")
 
 if (is_android) {
   import("//build/config/android/config.gni")
   import("//build/config/android/rules.gni")
 }
@@ skipping 110 matching lines @@
     "image/image_util.h",
     "image/image_util_ios.mm",
     "interpolated_transform.cc",
     "interpolated_transform.h",
     "linux_font_delegate.cc",
     "linux_font_delegate.h",
     "mac/coordinate_conversion.h",
     "mac/coordinate_conversion.mm",
     "mac/scoped_ns_disable_screen_updates.h",
     "native_widget_types.h",
-    "nine_image_painter.cc",
-    "nine_image_painter.h",
     "path.cc",
     "path.h",
     "path_aura.cc",
     "path_win.cc",
     "path_win.h",
     "path_x11.cc",
     "path_x11.h",
     "platform_font.h",
     "platform_font_android.cc",
     "platform_font_ios.h",
@@ skipping 94 matching lines @@
       "text_utils_skia.cc",
     ]
 
     # These are the "native" rendering routines, only one should apply.
     if (is_win) {
       sources += [ "render_text_win.cc" ]
     } else if (is_mac) {
       sources += [ "render_text_mac.cc" ]
     } else if (use_pango) {
       sources += [ "render_text_pango.cc" ]
-    } else if (use_ozone) {
-      sources += [ "render_text_ozone.cc" ]
     }
   }
 
   # iOS.
   if (is_ios) {
     sources -= [
       "codec/jpeg_codec.cc",
       "codec/jpeg_codec.h",
     ]
   } else {
@@ skipping 49 matching lines @@
       "icon_util.cc",
       "icon_util.h",
     ]
   }
 
   # Linux.
   if (is_linux) {
     configs += [ "//build/config/linux:fontconfig" ]
   }
 
-  # Ozone stuff.
-  if (use_ozone) {
-    sources += [ "platform_font_ozone.cc" ]
-  }
-
   if (!use_aura) {
     sources -= [
-      "nine_image_painter.cc",
-      "nine_image_painter.h",
       "path_aura.cc",
       "screen_aura.cc",
     ]
   }
 
   if (use_x11) {
     deps += [ "//ui/gfx/x" ]
   } else {
     sources -= [ "path_x11.cc" ]
   }
 
   if (use_pango) {
     sources += [
       "pango_util.cc",
       "pango_util.h",
       "platform_font_pango.cc",
       "platform_font_pango.h",
     ]
     configs += [ "//build/config/linux:pangocairo" ]
   }
-  if (use_pango && use_ozone) {
-    sources -= [ "platform_font_ozone.cc" ]
-  }
 }
 
 # Looking for gfx_geometry? It's //ui/gfx/geometry:geometry
 
 source_set("test_support") {
   testonly = true
   sources = [
     "image/image_unittest_util.cc",
     "image/image_unittest_util.h",
     "image/image_unittest_util_ios.mm",
@@ skipping 112 matching lines @@
     ]
   }
 
   if (!is_mac && !is_ios) {
     sources += [
       "transform_unittest.cc",
       "interpolated_transform_unittest.cc",
     ]
   }
 
-  if (use_ozone && !use_pango) {
-    sources -= [
-      "canvas_unittest.cc",
-      "font_list_unittest.cc",
-      "font_unittest.cc",
-      "render_text_unittest.cc",
-      "text_elider_unittest.cc",
-    ]
-  }
-
   if (is_android) {
     sources -= [
       # Do not run display_change_notifier_unittest.cc on Android because it
       # does not compile display_observer.cc
       "display_change_notifier_unittest.cc",
     ]
 
     deps += [
       #'../../testing/android/native_test.gyp:native_test_native_code', TODO(GYP)
     ]
@@ skipping 35 matching lines @@
 if (is_android) {
   generate_jni("gfx_jni_headers") {
     sources = [
       "../android/java/src/org/chromium/ui/gfx/BitmapHelper.java",
       "../android/java/src/org/chromium/ui/gfx/DeviceDisplayInfo.java",
       "../android/java/src/org/chromium/ui/gfx/ViewConfigurationHelper.java",
     ]
     jni_package = "gfx"
   }
 }