Fix process reuse for dedicated processes when over process limit.

content/browser/child_process_security_policy_impl.h

Index: content/browser/child_process_security_policy_impl.h
diff --git a/content/browser/child_process_security_policy_impl.h b/content/browser/child_process_security_policy_impl.h
index e99599aa98905f3413fcc2d321f3306dbfb77c0e..a27de981a5f9eb8f0c80125bce3df98c47f436e7 100644
--- a/content/browser/child_process_security_policy_impl.h
+++ b/content/browser/child_process_security_policy_impl.h
@@ -176,9 +176,16 @@ class CONTENT_EXPORT ChildProcessSecurityPolicyImpl
 
   // Sets the process as only permitted to use and see the cookies for the
   // given origin.
-  // Origin lock is applied only if the --site-per-process flag is used.
   void LockToOrigin(int child_id, const GURL& gurl);
 
+  // Check if the process specified by |child_id| has a non-empty origin lock.
+  bool HasOriginLock(int child_id);
+
+  // Check if the process specified by |child_id| is dedicated to the provided
+  // site URL.  This returns true if LockToOrigin was previously called on the
+  // same process and on a url with a site that matches |site_url|.
+  bool IsLockedToOrigin(int child_id, const GURL& site_url);
+
   // Register FileSystem type and permission policy which should be used
   // for the type.  The |policy| must be a bitwise-or'd value of
   // storage::FilePermissionPolicy.