Adding logging of offstore extensions state to user metrics.

chrome/browser/extensions/install_verifier.h

Index: chrome/browser/extensions/install_verifier.h
diff --git a/chrome/browser/extensions/install_verifier.h b/chrome/browser/extensions/install_verifier.h
index 47b44077842a9e1b5e1f2cb670a20fdcf4da22a8..836faec24ac4da228d327ef27489fdbe07f24229 100644
--- a/chrome/browser/extensions/install_verifier.h
+++ b/chrome/browser/extensions/install_verifier.h
@@ -59,6 +59,13 @@ class InstallVerifier : public ManagementPolicy::Provider {
   // tells us that it was invalid when we asked the server about it.
   bool IsKnownId(const std::string& id);
 
+  // Returns whether the given |id| is included in our verified signature.
+  bool IsVerified(const std::string& id) const;
+
+  // Returns whether the given |id| is considered invalid by our verified
+  // signature.
+  bool IsInvalid(const std::string& id) const;
+
   // Attempts to verify a single extension and add it to the verified list.
   void VerifyExtension(const std::string& extension_id);
 
@@ -73,6 +80,9 @@ class InstallVerifier : public ManagementPolicy::Provider {
   void Remove(const std::string& id);
   void RemoveMany(const ExtensionIdSet& ids);
 
+  // Determines if an extension claims to be from the webstore.
+  static bool FromStore(const Extension& extension);
+
   // ManagementPolicy::Provider interface.
   virtual std::string GetDebugPolicyProviderName() const OVERRIDE;
   virtual bool MustRemainDisabled(const Extension* extension,
@@ -121,9 +131,6 @@ class InstallVerifier : public ManagementPolicy::Provider {
   // Returns whether an extension id is allowed by policy.
   bool AllowedByEnterprisePolicy(const std::string& id) const;
 
-  // Returns whether the given |id| is included in our verified signature.
-  bool IsVerified(const std::string& id) const;
-
   // Returns true if the extension with |id| was installed later than the
   // timestamp of our signature.
   bool WasInstalledAfterSignature(const std::string& id) const;