Introduce isInPasswordField()

third_party/WebKit/Source/core/editing/EditingUtilities.cpp

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  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 #include "core/editing/EditingUtilities.h"
 
 #include "core/HTMLElementFactory.h"
 #include "core/HTMLNames.h"
+#include "core/InputTypeNames.h"
 #include "core/clipboard/DataObject.h"
 #include "core/dom/Document.h"
 #include "core/dom/ElementTraversal.h"
 #include "core/dom/NodeComputedStyle.h"
 #include "core/dom/Range.h"
 #include "core/dom/Text.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/editing/EditingStrategy.h"
 #include "core/editing/Editor.h"
 #include "core/editing/PlainTextRange.h"
 #include "core/editing/PositionIterator.h"
 #include "core/editing/VisiblePosition.h"
 #include "core/editing/VisibleSelection.h"
 #include "core/editing/VisibleUnits.h"
 #include "core/editing/iterators/TextIterator.h"
 #include "core/editing/serializers/HTMLInterchange.h"
 #include "core/editing/state_machines/BackspaceStateMachine.h"
 #include "core/editing/state_machines/BackwardGraphemeBoundaryStateMachine.h"
 #include "core/editing/state_machines/ForwardGraphemeBoundaryStateMachine.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/UseCounter.h"
 #include "core/html/HTMLBRElement.h"
 #include "core/html/HTMLDivElement.h"
+#include "core/html/HTMLInputElement.h"
 #include "core/html/HTMLLIElement.h"
 #include "core/html/HTMLParagraphElement.h"
 #include "core/html/HTMLSpanElement.h"
 #include "core/html/HTMLTableCellElement.h"
 #include "core/html/HTMLUListElement.h"
 #include "core/layout/LayoutObject.h"
 #include "core/layout/LayoutTableCell.h"
 #include "platform/clipboard/ClipboardMimeTypes.h"
 #include "wtf/Assertions.h"
 #include "wtf/StdLibExtras.h"
@@ skipping 2002 matching lines @@
   // if the selection starts just before a paragraph break, skip over it
   if (isEndOfParagraph(visiblePosition))
     return mostForwardCaretPosition(
         nextPositionOf(visiblePosition).deepEquivalent());
 
   // otherwise, make sure to be at the start of the first selected node,
   // instead of possibly at the end of the last node before the selection
   return mostForwardCaretPosition(visiblePosition.deepEquivalent());
 }
 
+bool isInPasswordField(const Position& position) {
+  TextControlElement* textControl = enclosingTextControl(position);
+  return isHTMLInputElement(textControl) &&
+         toHTMLInputElement(textControl)->type() == InputTypeNames::password;
+}
+
 bool isTextSecurityNode(const Node* node) {
   return node && node->layoutObject() &&
          node->layoutObject()->style()->textSecurity() != TSNONE;
 }
 
 const StaticRangeVector* targetRangesForInputEvent(const Node& node) {
   if (!hasRichlyEditableStyle(node))
     return nullptr;
   Range* range = createRange(
       firstEphemeralRangeOf(node.document()
@@ skipping 85 matching lines @@
         return InputType::DeleteWordBackward;
       if (granularity == LineBoundary)
         return InputType::DeleteLineBackward;
       return InputType::DeleteContentBackward;
     default:
       return InputType::None;
   }
 }
 
 }  // namespace blink