Accessible bounds should include device scale factor on Windows.

content/browser/accessibility/browser_accessibility_manager_unittest.cc

 // Copyright (c) 2012 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 <stddef.h>
 #include <stdint.h>
 
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
@@ skipping 56 matching lines @@
   TestBrowserAccessibilityDelegate()
       : got_fatal_error_(false) {}
 
   void AccessibilityPerformAction(const ui::AXActionData& data) override {}
   bool AccessibilityViewHasFocus() const override { return false; }
   gfx::Rect AccessibilityGetViewBounds() const override { return gfx::Rect(); }
   gfx::Point AccessibilityOriginInScreen(
       const gfx::Rect& bounds) const override {
     return gfx::Point();
   }
+  float AccessibilityGetDeviceScaleFactor() const override { return 1.0f; }
   void AccessibilityFatalError() override { got_fatal_error_ = true; }
   gfx::AcceleratedWidget AccessibilityGetAcceleratedWidget() override {
     return gfx::kNullAcceleratedWidget;
   }
   gfx::NativeViewAccessible AccessibilityGetNativeViewAccessible() override {
     return nullptr;
   }
 
   bool got_fatal_error() const { return got_fatal_error_; }
   void reset_got_fatal_error() { got_fatal_error_ = false; }
@@ skipping 1561 matching lines @@
       4, ui::FORWARDS_DIRECTION, ui::AX_TEXT_AFFINITY_DOWNSTREAM));
 
   // If the affinity is upstream, check that we get the second line.
   ASSERT_EQ(0, static_text_accessible->GetLineStartBoundary(
       4, ui::BACKWARDS_DIRECTION, ui::AX_TEXT_AFFINITY_UPSTREAM));
   ASSERT_EQ(4, static_text_accessible->GetLineStartBoundary(
       4, ui::FORWARDS_DIRECTION, ui::AX_TEXT_AFFINITY_UPSTREAM));
 }
 
 }  // namespace content