Relanding [Android] Adding Smart GO/NEXT feature in Chrome

third_party/WebKit/public/web/WebLocalFrame.h

Index: third_party/WebKit/public/web/WebLocalFrame.h
diff --git a/third_party/WebKit/public/web/WebLocalFrame.h b/third_party/WebKit/public/web/WebLocalFrame.h
index 7b8738275c4b372b2bbeb43b3568ff29ae812b5f..e8fc73309dce1715e61a377ab62e233f1f669ff5 100644
--- a/third_party/WebKit/public/web/WebLocalFrame.h
+++ b/third_party/WebKit/public/web/WebLocalFrame.h
@@ -13,6 +13,7 @@
 #include "WebFrameLoadType.h"
 #include "WebHistoryItem.h"
 #include "public/platform/WebCachePolicy.h"
+#include "public/platform/WebFocusType.h"
 #include "public/platform/WebSize.h"
 #include "public/platform/WebURLError.h"
 #include "public/platform/WebURLRequest.h"
@@ -761,6 +762,13 @@ class WebLocalFrame : public WebFrame {
   // return true, otherwise return false.
   virtual bool IsPrintScalingDisabledForPlugin(const WebNode& = WebNode()) = 0;
 
+  // Advance the focus of the WebView to next text input element from current
+  // input field wrt sequential navigation with TAB or Shift + TAB
+  // WebFocusTypeForward simulates TAB and WebFocusTypeBackward simulates
+  // Shift + TAB. (Will be extended to other form controls like select element,
+  // checkbox, radio etc.)
+  virtual void AdvanceFocusInForm(WebFocusType) = 0;
+
   // Testing ------------------------------------------------------------------
 
   // Dumps the layer tree, used by the accelerated compositor, in