Initial skeleton of high-contrast mode.

third_party/WebKit/Source/platform/graphics/paint/PaintRecordBuilder.cpp

Index: third_party/WebKit/Source/platform/graphics/paint/PaintRecordBuilder.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/paint/PaintRecordBuilder.cpp b/third_party/WebKit/Source/platform/graphics/paint/PaintRecordBuilder.cpp
index 1c4b126ded882a452513bffd5e38069efb05a5a5..5b392f20627b0cd52ea74ca3871fb4def717c81b 100644
--- a/third_party/WebKit/Source/platform/graphics/paint/PaintRecordBuilder.cpp
+++ b/third_party/WebKit/Source/platform/graphics/paint/PaintRecordBuilder.cpp
@@ -37,8 +37,11 @@ PaintRecordBuilder::PaintRecordBuilder(const FloatRect& bounds,
   paint_controller_->SetUsage(PaintController::kForPaintRecordBuilder);
 #endif
 
-  context_ = WTF::WrapUnique(
-      new GraphicsContext(*paint_controller_, disabled_mode, meta_data));
+  const HighContrastSettings* high_contrast_settings =
+      containing_context ? &containing_context->high_contrast_settings()
+                         : nullptr;
+  context_ = WTF::WrapUnique(new GraphicsContext(
+      *paint_controller_, high_contrast_settings, disabled_mode, meta_data));
 
   if (containing_context) {
     context_->SetDeviceScaleFactor(containing_context->DeviceScaleFactor());