Move SecurityLevel into a class of its own

chrome/browser/ui/toolbar/toolbar_model_impl.h

Index: chrome/browser/ui/toolbar/toolbar_model_impl.h
diff --git a/chrome/browser/ui/toolbar/toolbar_model_impl.h b/chrome/browser/ui/toolbar/toolbar_model_impl.h
index 0291cf38abc3a677b9d93734f17c36d3f852c4f6..48963b9adf9786c8a18783314725ec50329f0753 100644
--- a/chrome/browser/ui/toolbar/toolbar_model_impl.h
+++ b/chrome/browser/ui/toolbar/toolbar_model_impl.h
@@ -10,6 +10,7 @@
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/strings/string16.h"
+#include "chrome/browser/ssl/security_level_policy.h"
 #include "chrome/browser/ui/toolbar/toolbar_model.h"
 #include "url/gurl.h"
 
@@ -33,7 +34,7 @@ class ToolbarModelImpl : public ToolbarModel {
   explicit ToolbarModelImpl(ToolbarModelDelegate* delegate);
   ~ToolbarModelImpl() override;
 
-  static SecurityLevel GetSecurityLevelForWebContents(
+  static SecurityLevelPolicy::SecurityLevel GetSecurityLevelForWebContents(
       content::WebContents* web_contents);
 
  private:
@@ -43,9 +44,11 @@ class ToolbarModelImpl : public ToolbarModel {
   base::string16 GetCorpusNameForMobile() const override;
   GURL GetURL() const override;
   bool WouldPerformSearchTermReplacement(bool ignore_editing) const override;
-  SecurityLevel GetSecurityLevel(bool ignore_editing) const override;
+  SecurityLevelPolicy::SecurityLevel GetSecurityLevel(
+      bool ignore_editing) const override;
   int GetIcon() const override;
-  int GetIconForSecurityLevel(SecurityLevel level) const override;
+  int GetIconForSecurityLevel(
+      SecurityLevelPolicy::SecurityLevel level) const override;
   base::string16 GetEVCertName() const override;
   bool ShouldDisplayURL() const override;