Permissions: Show the reason for permission decisions made on the user's behalf.

chrome/browser/ui/views/page_info/permission_selector_row.cc

Index: chrome/browser/ui/views/page_info/permission_selector_row.cc
diff --git a/chrome/browser/ui/views/page_info/permission_selector_row.cc b/chrome/browser/ui/views/page_info/permission_selector_row.cc
index 3ac5644dc7a03e3b94d7cc4705651792bc4f78c4..871f91eeca9e4c0ea5e6957a7c19efd61545ea72 100644
--- a/chrome/browser/ui/views/page_info/permission_selector_row.cc
+++ b/chrome/browser/ui/views/page_info/permission_selector_row.cc
@@ -253,7 +253,7 @@ PermissionSelectorRow::PermissionSelectorRow(
       base::Bind(&PermissionSelectorRow::PermissionChanged,
                  base::Unretained(this))));
 
-  // Create the permission menu button.
+// Create the permission menu button.
 #if defined(OS_MACOSX)
   bool use_real_combobox = true;
 #else
@@ -264,6 +264,21 @@ PermissionSelectorRow::PermissionSelectorRow(
     InitializeComboboxView(layout, permission);
   else
     InitializeMenuButtonView(layout, permission);
+
+  // Show the permission decision reason, if it was not the user.

[dominickn, 2017/03/26 23:46:24]

Same comment as above

[Patti Lor, 2017/03/27 05:52:41]

Done.

+  base::string16 reason = WebsiteSettingsUI::PermissionDecisionReasonToString(
+      profile, permission, url);
+  if (!reason.empty()) {
+    layout->StartRow(1, 1);
+    layout->SkipColumns(1);
+    views::Label* permission_decision_reason = new views::Label(reason);
+    permission_decision_reason->SetEnabledColor(SK_ColorGRAY);
+    // Long labels should span the remaining width of the row.
+    views::ColumnSet* column_set = layout->GetColumnSet(1);
+    DCHECK(!!column_set);
+    layout->AddView(permission_decision_reason, column_set->num_columns() - 2,
+                    1, views::GridLayout::LEADING, views::GridLayout::CENTER);
+  }
 }
 
 void PermissionSelectorRow::AddObserver(