[linux] remove dependency between nacl_helper and media

ui/gl/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/linux/pkg_config.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
 use_egl = is_win || is_android || is_linux
 use_glx = use_x11
@@ skipping 82 matching lines @@
     "gl_stub_autogen_gl.cc",
     "gl_stub_autogen_gl.h",
     "gl_surface.cc",
     "gl_surface.h",
     "gl_surface_osmesa.cc",
     "gl_surface_osmesa.h",
     "gl_surface_overlay.cc",
     "gl_surface_overlay.h",
     "gl_surface_stub.cc",
     "gl_surface_stub.h",
-    "gl_switches.cc",
-    "gl_switches.h",
     "gl_version_info.cc",
     "gl_version_info.h",
     "gpu_switching_manager.cc",
     "gpu_switching_manager.h",
     "gpu_timing.cc",
     "gpu_timing.h",
     "scoped_api.cc",
     "scoped_api.h",
     "scoped_binders.cc",
     "scoped_binders.h",
@@ skipping 11 matching lines @@
   include_dirs = [ "//third_party/mesa/src/include" ]
 
   all_dependent_configs = [ ":gl_config" ]
 
   public_configs = [ "//third_party/khronos:khronos_headers" ]
 
   deps = [
     "//base/third_party/dynamic_annotations",
   ]
   public_deps = [
+    ":switches",
     "//base",
     "//third_party/mesa:mesa_headers",
     "//ui/events/platform",
     "//ui/gfx",
     "//ui/gfx/geometry",
   ]
 
   if (use_egl) {
     sources += [
       "egl_util.cc",
@@ skipping 111 matching lines @@
       "GL_GLEXT_PROTOTYPES",
       "EGL_EGLEXT_PROTOTYPES",
     ]
 
     libs = [ "android" ]
 
     deps += [ ":gl_jni_headers" ]
   }
 }
 
+source_set("switches") {
+  sources = [
+    "gl_export.h",
+    "gl_switches.cc",
+    "gl_switches.h",
+  ]
+
+  defines = [ "GL_IMPLEMENTATION" ]
+
+  deps = [
+    "//base",
+  ]
+}
+
 static_library("gl_unittest_utils") {
   testonly = true
   sources = [
     "gl_bindings_autogen_mock.cc",
     "gl_bindings_autogen_mock.h",
     "gl_mock.cc",
     "gl_mock.h",
     "gl_mock_autogen_gl.h",
     "gpu_timing_fake.cc",
     "gpu_timing_fake.h",
@@ skipping 115 matching lines @@
     sources = [
       "../android/java/src/org/chromium/ui/gl/SurfaceTextureListener.java",
       "../android/java/src/org/chromium/ui/gl/SurfaceTexturePlatformWrapper.java",
     ]
     public_deps = [
       ":surface_jni_headers",
     ]
     jni_package = "ui/gl"
   }
 }