Revert of Adding support for Smart GO NEXT feature in Android Chrome

Revert of Adding support for Smart GO NEXT feature in Android Chrome (patchset #23 id:460001 of https://codereview.chromium.org/939603002/ )

Reason for revert:
Regression in power.android_acceptance.
crbug.com/520952


Original issue's description:
> Adding support for Smart GO NEXT feature in Android Chrome
> 
> This change takes care of providing easy navigation among text input
> elements inside a form.
> 
> Corresponding changes to control the PREVIOUS, NEXT and GO button is done
> at https://codereview.chromium.org/1080693002/
> 
> BUG=410785
> 
> Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=200398

TBR=kochi@chromium.org,l.gombos@samsung.com,ajith.v@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=410785, 520952
Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=200948

[tkent, 2015-08-21 00:39:29]

Created Revert of Adding support for Smart GO NEXT feature in Android Chrome

[commit-bot: I haz the power, 2015-08-21 00:39:39]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1303123002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1303123002/1

[commit-bot: I haz the power, 2015-08-21 00:40:07]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-08-21 00:40:08]

Failed to apply patch for Source/web/WebViewImpl.cpp:
While running patch -p1 --forward --force --no-backup-if-mismatch;
  patching file Source/web/WebViewImpl.cpp
  Hunk #1 FAILED at 37.
  Hunk #3 succeeded at 2492 (offset -28 lines).
  1 out of 3 hunks FAILED -- saving rejects to file
Source/web/WebViewImpl.cpp.rej

Patch:       Source/web/WebViewImpl.cpp
Index: Source/web/WebViewImpl.cpp
diff --git a/Source/web/WebViewImpl.cpp b/Source/web/WebViewImpl.cpp
index
6b6bdebf47b11572309d6a4a5b71aac07716687f..562484e7fd1a4d3ed832efc95f0109442bc1a05a
100644
--- a/Source/web/WebViewImpl.cpp
+++ b/Source/web/WebViewImpl.cpp
@@ -37,7 +37,6 @@
 #include "core/clipboard/DataObject.h"
 #include "core/dom/Document.h"
 #include "core/dom/DocumentMarkerController.h"
-#include "core/dom/ElementTraversal.h"
 #include "core/dom/Fullscreen.h"
 #include "core/dom/LayoutTreeBuilderTraversal.h"
 #include "core/dom/Text.h"
@@ -62,7 +61,6 @@
 #include "core/frame/SmartClip.h"
 #include "core/frame/TopControls.h"
 #include "core/frame/VisualViewport.h"
-#include "core/html/HTMLFormElement.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/HTMLMediaElement.h"
 #include "core/html/HTMLPlugInElement.h"
@@ -2521,76 +2519,7 @@
         }
     }
 
-    if (isListeningToKeyboardEvents(element))
-        flags |= WebTextInputFlagListeningToKeyboardEvents;
-
-    if (nextFocusableElementInForm(element, WebFocusTypeForward))
-        flags |= WebTextInputFlagHaveNextFocusableElement;
-
-    if (nextFocusableElementInForm(element, WebFocusTypeBackward))
-        flags |= WebTextInputFlagHavePreviousFocusableElement;
-
     return flags;
-}
-
-Element* WebViewImpl::nextFocusableElementInForm(Element* element, WebFocusType
focusType)
-{
-    if (!element->isFormControlElement() && !element->isContentEditable())
-        return nullptr;
-
-    HTMLFormElement* formOwner = nullptr;
-    if (element->isContentEditable())
-        formOwner = Traversal<HTMLFormElement>::firstAncestor(*element);
-    else
-        formOwner = toHTMLFormControlElement(element)->formOwner();
-
-    if (!formOwner)
-        return nullptr;
-
-    Element* nextElement = element;
-    for (nextElement =
page()->focusController().findFocusableElement(focusType, *nextElement);
nextElement; nextElement =
page()->focusController().findFocusableElement(focusType, *nextElement)) {
-        if (nextElement->isContentEditable() &&
nextElement->isDescendantOf(formOwner))
-            return nextElement;
-        if (!nextElement->isFormControlElement())
-            continue;
-        HTMLFormControlElement* formElement =
toHTMLFormControlElement(nextElement);
-        if (formElement->formOwner() != formOwner)
-            continue;
-        // Skip disabled or readonly editable elements.
-        if (formElement->isDisabledOrReadOnly())
-            continue;
-        LayoutObject* layout = nextElement->layoutObject();
-        if (layout && layout->isTextControl()) {
-            // TODO(ajith.v) Extend it for Select element, Radio button and
Check boxes
-            return nextElement;
-        }
-    }
-    return nullptr;
-}
-
-bool WebViewImpl::isListeningToKeyboardEvents(Element* element)
-{
-    if (!element->isFormControlElement() && !element->isContentEditable())
-        return false;
-    for (Node* node = element; node; node = node->parentNode()) {
-        if (node->hasEventListeners(EventTypeNames::keydown) ||
node->hasEventListeners(EventTypeNames::keypress) ||
node->hasEventListeners(EventTypeNames::keyup))
-            return true;
-    }
-    return false;
-}
-
-void WebViewImpl::advanceFocusInForm(WebFocusType focusType)
-{
-    Element* element = focusedElement();
-    if (!element)
-        return;
-
-    RefPtrWillBeRawPtr<Element> nextElement =
nextFocusableElementInForm(element, focusType);
-    if (!nextElement)
-        return;
-
-    nextElement->scrollIntoViewIfNeeded(true /*centerIfNeeded*/);
-    nextElement->focus(false, focusType);
 }
 
 WebString WebViewImpl::inputModeOfFocusedElement()

[commit-bot: I haz the power, 2015-08-21 00:40:09]

The CQ bit was unchecked by commit-bot@chromium.org

[tkent, 2015-08-21 01:51:57]

The CQ bit was checked by tkent@chromium.org

[commit-bot: I haz the power, 2015-08-21 01:52:30]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1303123002/220001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1303123002/220001

[commit-bot: I haz the power, 2015-08-21 01:53:03]

Committed patchset #3 (id:220001) as
https://src.chromium.org/viewvc/blink?view=rev&revision=200948