(spatnav) Space&enter should be entered to box instead of simulating click on it.

Source/core/html/HTMLElement.cpp

Index: Source/core/html/HTMLElement.cpp
diff --git a/Source/core/html/HTMLElement.cpp b/Source/core/html/HTMLElement.cpp
index f3bb23f5d87a5c1eb010ab48051ef3e549b5c562..e5b018899b83bc73feb787413489d44fba996fa7 100644
--- a/Source/core/html/HTMLElement.cpp
+++ b/Source/core/html/HTMLElement.cpp
@@ -1076,6 +1076,11 @@ void HTMLElement::handleKeypressEvent(KeyboardEvent* event)
 {
     if (!document()->settings() || !document()->settings()->spatialNavigationEnabled() || !supportsFocus())
         return;
+    // if the element is a text form control (like <input type=text> or <textarea>)
+    // or has contentEditable attribute on, we should enter a space or newline
+    // even in spatial navigation mode instead of handling it as a "click" action.
+    if (isTextFormControl() || isContentEditable())
+        return;
     int charCode = event->charCode();
     if (charCode == '\r' || charCode == ' ') {
         dispatchSimulatedClick(event);