The debugging rectangles are not needed any more.

We have the debugging console in the loleafleat instead these days.

Change-Id: I316fa6d101a14e1bc7f2a8fab554f516ec55644d

desktop/source/lib/init.cxx

@@ -1838,19 +1838,6 @@ static void doc_paintTile(LibreOfficeKitDocument* pThis,
 
     pDoc->paintTile(*pDevice.get(), nCanvasWidth, nCanvasHeight,
                     nTilePosX, nTilePosY, nTileWidth, nTileHeight);
-
-    static bool bDebug = getenv("LOK_DEBUG") != nullptr;
-    if (bDebug)
-    {
-        // Draw a small red rectangle in the top left corner so that it's easy to see where a new tile begins.
-        tools::Rectangle aRect(0, 0, 5, 5);
-        aRect = pDevice->PixelToLogic(aRect);
-        pDevice->Push(PushFlags::FILLCOLOR | PushFlags::LINECOLOR);
-        pDevice->SetFillColor(COL_LIGHTRED);
-        pDevice->SetLineColor();
-        pDevice->DrawRect(aRect);
-        pDevice->Pop();
-    }
 #endif
 
 #else