Scale focus outline thickness with zoom level.

third_party/WebKit/Source/platform/graphics/GraphicsContext.cpp

 /*
  * Copyright (C) 2003, 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 310 matching lines @@
   picturePaint.setImageFilter(SkPictureImageFilter::MakeForLocalSpace(
       std::move(picture), sourceBounds,
       static_cast<SkFilterQuality>(imageInterpolationQuality())));
   m_canvas->saveLayer(&sourceBounds, &picturePaint);
   m_canvas->restore();
   m_canvas->restore();
 }
 
 void GraphicsContext::drawFocusRingPath(const SkPath& path,
                                         const Color& color,
-                                        int width) {
+                                        float width) {
   drawPlatformFocusRing(path, m_canvas, color.rgb(), width);
 }
 
 void GraphicsContext::drawFocusRingRect(const SkRect& rect,
                                         const Color& color,
-                                        int width) {
+                                        float width) {
   drawPlatformFocusRing(rect, m_canvas, color.rgb(), width);
 }
 
 void GraphicsContext::drawFocusRing(const Path& focusRingPath,
-                                    int width,
+                                    float width,
                                     int offset,
                                     const Color& color) {
   // FIXME: Implement support for offset.
   if (contextDisabled())
     return;
 
   drawFocusRingPath(focusRingPath.getSkPath(), color, width);
 }
 
 void GraphicsContext::drawFocusRing(const Vector<IntRect>& rects,
-                                    int width,
+                                    float width,
                                     int offset,
                                     const Color& color) {
   if (contextDisabled())
     return;
 
   unsigned rectCount = rects.size();
   if (!rectCount)
     return;
 
   SkRegion focusRingRegion;
@@ skipping 1041 matching lines @@
   static const SkPMColor colors[] = {
       SkPreMultiplyARGB(0x60, 0xFF, 0x00, 0x00),  // More transparent red
       SkPreMultiplyARGB(0x60, 0xC0, 0xC0, 0xC0)   // More transparent gray
   };
 
   return colors[index];
 }
 #endif
 
 }  // namespace blink