Default zoom was never read from chrome://settings

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index 623cb14b38daf82935e19ba89717cf0ca615aa36..11b0e589768cb03d78112d071a2b37b664f36dd1 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -3759,11 +3759,12 @@ blink::WebSpeechRecognizer* RenderViewImpl::speechRecognizer() {
 
 void RenderViewImpl::zoomLimitsChanged(double minimum_level,
                                        double maximum_level) {
+  // Round the double to avoid returning incorrect minimum/maximum zoom
+  // percentages.
   int minimum_percent = static_cast<int>(
-      ZoomLevelToZoomFactor(minimum_level) * 100);
+      ZoomLevelToZoomFactor(minimum_level) * 100 + 0.5);

[sky, 2015/01/22 17:30:35]

If we're rounding, why not use a round api?

   int maximum_percent = static_cast<int>(
-      ZoomLevelToZoomFactor(maximum_level) * 100);
-
+      ZoomLevelToZoomFactor(maximum_level) * 100 + 0.5);
   Send(new ViewHostMsg_UpdateZoomLimits(
       routing_id_, minimum_percent, maximum_percent));
 }