Add missing header files to GN files

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.
 
 import("//testing/libfuzzer/fuzzer_test.gni")
 import("//testing/test.gni")
 import("//build/config/ui.gni")
 
 config("gpu_implementation") {
   defines = [ "GPU_IMPLEMENTATION" ]
@@ skipping 352 matching lines @@
   if (use_ozone) {
     deps += [ "//ui/ozone" ]
     sources +=
         [ "ipc/client/gpu_memory_buffer_impl_ozone_native_pixmap_unittest.cc" ]
   }
 }
 
 test("gpu_perftests") {
   sources = [
     "perftests/measurements.cc",
+    "perftests/measurements.h",
     "perftests/run_all_tests.cc",
     "perftests/texture_upload_perftest.cc",
   ]
 
   deps = [
     "//base",
     "//base/test:test_support",
     "//gpu/command_buffer/service",
     "//testing/gmock",
     "//testing/gtest",
@@ skipping 70 matching lines @@
       "//base/third_party/dynamic_annotations",
       "//gpu/command_buffer/common:gles2_utils",
       "//ui/gfx/geometry",
       "//ui/gl",
       "//ui/gl:test_support",
     ]
 
     libfuzzer_options = [ "max_len=16384" ]
   }
 }