Fix include path for moved thread_task_runner_handle.h header in third_party/

third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositorTest.cpp

 // Copyright 2016 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.
 
 #include "platform/graphics/compositing/PaintArtifactCompositor.h"
 
 #include "base/test/test_simple_task_runner.h"
-#include "base/thread_task_runner_handle.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "cc/layers/layer.h"
 #include "cc/test/fake_output_surface.h"
 #include "cc/trees/layer_tree_host.h"
 #include "cc/trees/layer_tree_settings.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/graphics/paint/PaintArtifact.h"
 #include "platform/testing/PictureMatchers.h"
 #include "platform/testing/TestPaintArtifact.h"
 #include "platform/testing/WebLayerTreeViewImplForTesting.h"
 #include "testing/gmock/include/gmock/gmock.h"
@@ skipping 404 matching lines @@
     ASSERT_EQ(1u, rootLayer()->children().size());
     const cc::Layer* child = rootLayer()->child_at(0);
     EXPECT_THAT(child->GetPicture(),
         Pointee(drawsRectangle(FloatRect(0, 0, 100, 100), Color::white)));
     EXPECT_EQ(translation(50, -50), child->screen_space_transform());
     EXPECT_EQ(gfx::Size(100, 100), child->bounds());
 }
 
 } // namespace
 } // namespace blink