views: Make view::Views::GetPreferredSize() const.

chrome/browser/ui/views/infobars/extension_infobar.cc

Index: chrome/browser/ui/views/infobars/extension_infobar.cc
diff --git a/chrome/browser/ui/views/infobars/extension_infobar.cc b/chrome/browser/ui/views/infobars/extension_infobar.cc
index c4d20d2d05c1811553be29ae8aec98f26944bc97..d754aaf1836b55f956233bf9307d409ec4f913e4 100644
--- a/chrome/browser/ui/views/infobars/extension_infobar.cc
+++ b/chrome/browser/ui/views/infobars/extension_infobar.cc
@@ -169,7 +169,7 @@ void ExtensionInfoBar::ViewHierarchyChanged(
                  weak_ptr_factory_.GetWeakPtr()));
 }
 
-int ExtensionInfoBar::ContentMinimumWidth() {
+int ExtensionInfoBar::ContentMinimumWidth() const {
   return NonExtensionViewWidth() +
       GetDelegate()->extension_view_host()->view()->GetMinimumSize().width();

[Peter Kasting, 2014/05/15 18:30:26]

If you simply inline "delegate()->AsExtensionInfoBarDelegate()" in place of
"GetDelegate()" here, then you won't need to add a const form of GetDelegate(),
nor will you need to add the const version of
InfoBarDelegate::AsExtensionInfoBarDelegate().

[Elliot Glaysher, 2014/05/15 19:56:37]

Done.

 }
@@ -222,6 +222,10 @@ ExtensionInfoBarDelegate* ExtensionInfoBar::GetDelegate() {
   return delegate()->AsExtensionInfoBarDelegate();
 }
 
+const ExtensionInfoBarDelegate* ExtensionInfoBar::GetDelegate() const {
+  return delegate()->AsExtensionInfoBarDelegate();
+}
+
 int ExtensionInfoBar::NonExtensionViewWidth() const {
   return infobar_icon_->width() + kIconHorizontalMargin;
 }