Implement sequential focus navigation for OOPIF.

third_party/WebKit/Source/web/WebViewImpl.cpp

Index: third_party/WebKit/Source/web/WebViewImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebViewImpl.cpp b/third_party/WebKit/Source/web/WebViewImpl.cpp
index 5cf6ad4532dc1a9c8ca0fdd30c0913b82f212f3f..c489527f46bd275cd59a21f54942f52e9343534b 100644
--- a/third_party/WebKit/Source/web/WebViewImpl.cpp
+++ b/third_party/WebKit/Source/web/WebViewImpl.cpp
@@ -2958,6 +2958,13 @@ void WebViewImpl::advanceFocus(bool reverse)
     page()->focusController().advanceFocus(reverse ? WebFocusTypeBackward : WebFocusTypeForward);
 }
 
+void WebViewImpl::advanceFocusAcrossFrames(WebFocusType type, WebRemoteFrame* from, WebLocalFrame* to)
+{
+    // TODO(alexmos): Pass in proper with sourceCapabilities.
+    page()->focusController().advanceFocusAcrossFrames(
+        type, toWebRemoteFrameImpl(from)->frame(), toWebLocalFrameImpl(to)->frame());
+}
+
 double WebViewImpl::zoomLevel()
 {
     return m_zoomLevel;