Add support for faster, more limited accessibility modes.

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index 1923e66fc8fc3f6e1481283bc082258c126536a5..4900f6f10f96833cad568c3c8214054871deb5c3 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -2117,8 +2117,11 @@ void RenderFrameImpl::OnSetAccessibilityMode(AccessibilityMode new_mode) {
     render_accessibility_ = NULL;
   }
 
-  if (accessibility_mode_ & ACCESSIBILITY_MODE_FLAG_WEB_CONTENTS)
-    render_accessibility_ = new RenderAccessibilityImpl(this);
+  if (accessibility_mode_ & ACCESSIBILITY_MODE_FLAG_WEB_CONTENTS) {
+    LOG(ERROR) << "Mode: " << accessibility_mode_;
+    render_accessibility_ = new RenderAccessibilityImpl(
+        this, accessibility_mode_);
+  }
 
   for (auto& observer : observers_)
     observer.AccessibilityModeChanged();