Bug 1578506 - Add better monitor information to about:support. r=aosmond

Differential Revision: https://phabricator.services.mozilla.com/D47110

widget/android/AndroidBridge.cpp

@@ -16,6 +16,7 @@
 #include <prthread.h>
 #include "AndroidBridge.h"
 #include "AndroidBridgeUtilities.h"
+#include "AndroidRect.h"
 #include "nsAlertsUtils.h"
 #include "nsAppShell.h"
 #include "nsOSHelperAppService.h"
@@ -291,6 +292,16 @@ void AndroidBridge::GetExtensionFromMimeType(const nsACString& aMimeType,
   }
 }
 
+gfx::Rect AndroidBridge::getScreenSize()
+{
+  ALOG_BRIDGE("AndroidBridge::getScreenSize");
+
+  java::sdk::Rect::LocalRef screenrect = GeckoAppShell::GetScreenSize();
+  gfx::Rect screensize(screenrect->Left(), screenrect->Top(), screenrect->Width(), screenrect->Height());
+
+  return screensize;
+}
+
 int AndroidBridge::GetScreenDepth() {
   ALOG_BRIDGE("%s", __PRETTY_FUNCTION__);