DevTools: added "overlayContents" mode, where DevTools content is placed around and underneath inse…

Source/devtools/front_end/inspector.js

Index: Source/devtools/front_end/inspector.js
diff --git a/Source/devtools/front_end/inspector.js b/Source/devtools/front_end/inspector.js
index d025c9e3a231ea7fc420ed8b92b17dde5dd29378..cfc722dc76a6ce12be97f6621487c776273732ab 100644
--- a/Source/devtools/front_end/inspector.js
+++ b/Source/devtools/front_end/inspector.js
@@ -84,6 +84,17 @@ var WebInspector = {
         return !!WebInspector.queryParamsObject["remoteFrontend"];
     },
 
+    /**
+     * @return {boolean}
+     */
+    useOverlayContentsLayout: function()
+    {
+        var docked = WebInspector.queryParamsObject["dockSide"] !== WebInspector.DockController.State.Undocked;
+        if (WebInspector.dockController)
+            docked = WebInspector.dockController.dockSide() !== WebInspector.DockController.State.Undocked;
+        return docked && !!WebInspector.queryParamsObject["overlayContents"];
+    },
+
     _toggleScreencastButtonClicked: function()
     {
         this._toggleScreencastButton.toggled = !this._toggleScreencastButton.toggled;