Enable pinch & scrollbars by default for CrOS.

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 d2e16cabd21b0229dad7f7e62fc8959ff837ccda..abbeae86d802eccb043d39ca5ac9e64779831a75 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -3341,11 +3341,9 @@ void RenderViewImpl::ProcessViewLayoutFlags(const CommandLine& command_line) {
         webview()->setFixedLayoutSize(WebSize(width, height));
     }
   }
-
-  if (command_line.HasSwitch(switches::kEnablePinch))
-    webview()->setPageScaleFactorLimits(1, 4);
-  else
-    webview()->setPageScaleFactorLimits(1, 1);
+  float maxPageScaleFactor =
+      command_line.HasSwitch(switches::kEnablePinch) ? 4.f : 1.f ;
+  webview()->setPageScaleFactorLimits(1, maxPageScaleFactor);
 }
 
 void RenderViewImpl::didStartProvisionalLoad(WebFrame* frame) {