Fix for CPDocument not opening with file local URLs.

Reviewed by me.

AppKit/CPDocument.j

@@ -386,10 +386,14 @@ var CPDocumentUntitledCount = 0;
 */
 - (void)connection:(CPURLConnection)aConnection didReceiveResponse:(CPURLResponse)aResponse
 {
+    // If we got this far and it wasn't an HTTP request, then everything is fine.
+    if (![aResponse isKindOfClass:[CPHTTPURLResponse class]])
+        return;
+    
     var statusCode = [aResponse statusCode];
     
     // Nothing to do if everything is hunky dory.
-    if (statusCode === 200 || (statusCode === 0 && [aConnection isLocalFileConnection]))
+    if (statusCode === 200)
         return;
     
     var session = aConnection.session;

Foundation/CPURLConnection.j

@@ -235,11 +235,20 @@ var CPURLConnectionDelegate = nil;
     if (_XMLHTTPRequest.readyState == XMLHTTPRequestComplete)
     {
         var statusCode = _XMLHTTPRequest.status,
-            url = [_request URL];
+            URL = [_request URL];
         
         if ([_delegate respondsToSelector:@selector(connection:didReceiveResponse:)])
-            [_delegate connection:self didReceiveResponse:[[CPHTTPURLResponse alloc] _initWithStatusCode:statusCode]];
-            
+            if (_isLocalFileConnection)
+                [_delegate connection:self didReceiveResponse:[[CPURLResponse alloc] initWithURL:URL]];
+            else
+            {
+                var response = [[CPHTTPURLResponse alloc] initWithURL:URL];
+                
+                [response _setStatusCode:statusCode];
+                
+                [_delegate connection:self didReceiveResponse:response];
+            }
+                        
         if (!_isCanceled)
         {
             if (statusCode == 200 || (statusCode === 0 && _isLocalFileConnection))

Foundation/CPURLResponse.j

@@ -34,6 +34,22 @@
 */
 @implementation CPURLResponse : CPObject
 {
+    CPURL   _URL;
+}
+
+- (id)initWithURL:(CPURL)aURL
+{
+    self = [super init];
+    
+    if (self)
+        _URL = aURL;
+    
+    return self;
+}
+
+- (CPURL)URL
+{
+    return _URL;
 }
 /*
 Creating a Response
@@ -56,14 +72,9 @@ Getting the Response Properties
 }
 
 /* @ignore */
-- (id)_initWithStatusCode:(int)aStatusCode
+- (id)_setStatusCode:(int)aStatusCode
 {
-    self = [super init];
-    
-    if (self)
-        _statusCode = aStatusCode;
-    
-    return self;
+    _statusCode = aStatusCode;
 }
 
 /*!