Add Get/SetDisplayLayout to chrome.system.display extension API

chrome/browser/extensions/display_info_provider_win.cc

Index: chrome/browser/extensions/display_info_provider_win.cc
diff --git a/chrome/browser/extensions/display_info_provider_win.cc b/chrome/browser/extensions/display_info_provider_win.cc
index 4da5ae2a70b42e68431b4742212b2163b7dc0c2f..d48790ad7bae2cbe66544a307ee2e4612e325f3e 100644
--- a/chrome/browser/extensions/display_info_provider_win.cc
+++ b/chrome/browser/extensions/display_info_provider_win.cc
@@ -24,8 +24,8 @@ namespace {
 
 BOOL CALLBACK
 EnumMonitorCallback(HMONITOR monitor, HDC hdc, LPRECT rect, LPARAM data) {
-  DisplayUnitInfoList* all_displays =
-      reinterpret_cast<DisplayUnitInfoList*>(data);
+  DisplayInfoProvider::DisplayUnitInfoList* all_displays =
+      reinterpret_cast<DisplayInfoProvider::DisplayUnitInfoList*>(data);
   DCHECK(all_displays);
 
   DisplayUnitInfo unit;