make file: an effectively unique origin

Source/platform/weborigin/SecurityOrigin.cpp

Index: Source/platform/weborigin/SecurityOrigin.cpp
diff --git a/Source/platform/weborigin/SecurityOrigin.cpp b/Source/platform/weborigin/SecurityOrigin.cpp
index d971d8bf965743227ffc4b41a6df2d6cef541c4c..7ef2ba1daf033d26b40d14a99c81d8d692968ce7 100644
--- a/Source/platform/weborigin/SecurityOrigin.cpp
+++ b/Source/platform/weborigin/SecurityOrigin.cpp
@@ -134,9 +134,6 @@ SecurityOrigin::SecurityOrigin(const KURL& url)
 
     // By default, only local SecurityOrigins can load local resources.
     m_canLoadLocalResources = isLocal();
-
-    if (m_canLoadLocalResources)
-        m_filePath = url.path(); // In case enforceFilePathSeparation() is called.
 }
 
 SecurityOrigin::SecurityOrigin()
@@ -157,7 +154,6 @@ SecurityOrigin::SecurityOrigin(const SecurityOrigin* other)
     : m_protocol(other->m_protocol.isolatedCopy())
     , m_host(other->m_host.isolatedCopy())
     , m_domain(other->m_domain.isolatedCopy())
-    , m_filePath(other->m_filePath.isolatedCopy())
     , m_port(other->m_port)
     , m_isUnique(other->m_isUnique)
     , m_universalAccess(other->m_universalAccess)
@@ -278,7 +274,7 @@ bool SecurityOrigin::passesFileCheck(const SecurityOrigin* other) const
     if (!m_enforceFilePathSeparation && !other->m_enforceFilePathSeparation)
         return true;
 
-    return (m_filePath == other->m_filePath);
+    return false;

[Mike West, 2015/05/17 08:40:48]

Nit: You can now simplify this to `return !m_enforceFilePathSeparation &&
!other->m_enforceFilePathSeparation;`.

 }
 
 bool SecurityOrigin::canRequest(const KURL& url) const