[Android WebView] Enable spatial navigation / DPAD

android_webview/lib/main/aw_main_delegate.cc

Index: android_webview/lib/main/aw_main_delegate.cc
diff --git a/android_webview/lib/main/aw_main_delegate.cc b/android_webview/lib/main/aw_main_delegate.cc
index 05911dbf36954f23d81d6f3181fd7c5de6ee6fb9..255d4dd6daf8392a6794527c0b9fa8fd88aa0517 100644
--- a/android_webview/lib/main/aw_main_delegate.cc
+++ b/android_webview/lib/main/aw_main_delegate.cc
@@ -64,6 +64,12 @@ bool AwMainDelegate::BasicStartupComplete(int* exit_code) {
   // Ganesh backed 2D-Canvas is not yet working and causes crashes.
   cl->AppendSwitch(switches::kDisableAccelerated2dCanvas);
 
+  // File system API not supported (requires some new API; internal bug 6930981)
+  cl->AppendSwitch(switches::kDisableFileSystem);

[boliu, 2013/09/07 17:37:19]

Don't think that was a flake, need to CONTENT_EXPORT these switches.

+
+  // Enable D-PAD navigation for application compatibility.
+  cl->AppendSwitch(switches::kEnableSpatialNavigation);
+
   return false;
 }