Delete all log messages depending on system_wrappers.

webrtc/modules/desktop_capture/desktop_frame_win.cc

Index: webrtc/modules/desktop_capture/desktop_frame_win.cc
diff --git a/webrtc/modules/desktop_capture/desktop_frame_win.cc b/webrtc/modules/desktop_capture/desktop_frame_win.cc
index 6adce92f39145319e46f9b92ce0fb23ce9aea7f1..c4e2474b8b2d5f84e71100f442ef176ba4166423 100644
--- a/webrtc/modules/desktop_capture/desktop_frame_win.cc
+++ b/webrtc/modules/desktop_capture/desktop_frame_win.cc
@@ -12,8 +12,6 @@
 
 #include <utility>
 
-#include "webrtc/system_wrappers/include/logging.h"
-
 namespace webrtc {
 
 DesktopFrameWin::DesktopFrameWin(DesktopSize size,
@@ -56,7 +54,6 @@ std::unique_ptr<DesktopFrameWin> DesktopFrameWin::Create(
   HBITMAP bitmap = CreateDIBSection(hdc, &bmi, DIB_RGB_COLORS, &data,
                                     section_handle, 0);
   if (!bitmap) {
-    LOG(LS_WARNING) << "Failed to allocate new window frame " << GetLastError();
     return nullptr;
   }