On Linux, move the passing of filedescriptors to a dedicated socketpair().

chrome/tools/test/reference_build/chrome_linux/resources/inspector/SourceView.js

 /*
  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 77 matching lines @@
         this._sourceFrameSetup = false;
     },
 
     setupSourceFrameIfNeeded: function()
     {
         if (!this._frameNeedsSetup)
             return;
 
         this.attach();
 
-        if (!InspectorController.addResourceSourceToFrame(this.resource.identifier, this.sourceFrame.element))
-            return;
-
         delete this._frameNeedsSetup;
-
-        if (this.resource.type === WebInspector.Resource.Type.Script) {
+        this.sourceFrame.addEventListener("content loaded", this._contentLoaded, this);
+        InspectorController.addResourceSourceToFrame(this.resource.identifier, this.sourceFrame.element);
+    },
+    
+    _contentLoaded: function()
+    {
+        delete this._frameNeedsSetup;
+        this.sourceFrame.removeEventListener("content loaded", this._contentLoaded, this);
+        
+        if (this.resource.type === WebInspector.Resource.Type.Script
+            || this.resource.mimeType === 'application/json'
+            || this.resource.mimeType === 'application/javascript'
+            || /\.js(on)?$/.test(this.resource.lastPathComponent) ) {
             this.sourceFrame.addEventListener("syntax highlighting complete", this._syntaxHighlightingComplete, this);
             this.sourceFrame.syntaxHighlightJavascript();
         } else
             this._sourceFrameSetupFinished();
     },
 
     _resourceLoadingFinished: function(event)
     {
         this._frameNeedsSetup = true;
         this._sourceFrameSetup = false;
@@ skipping 180 matching lines @@
     },
 
     _syntaxHighlightingComplete: function(event)
     {
         this._sourceFrameSetupFinished();
         this.sourceFrame.removeEventListener("syntax highlighting complete", null, this);
     }
 }
 
 WebInspector.SourceView.prototype.__proto__ = WebInspector.ResourceView.prototype;