CANCEL: Make Document::caretRangeFromPoint() to work with :before style

Source/core/rendering/HitTestResult.cpp

Index: Source/core/rendering/HitTestResult.cpp
diff --git a/Source/core/rendering/HitTestResult.cpp b/Source/core/rendering/HitTestResult.cpp
index 2f2526f12809c9d27fa2c5a77c197abf30ec15fd..0cfb0ee7fdc1fa2a402bbc52fc11df35f46f9f0e 100644
--- a/Source/core/rendering/HitTestResult.cpp
+++ b/Source/core/rendering/HitTestResult.cpp
@@ -117,11 +117,20 @@ HitTestResult& HitTestResult::operator=(const HitTestResult& other)
     return *this;
 }
 
+PositionWithAffinity HitTestResult::position() const
+{
+    if (!m_innerPossiblyPseudoNode)
+        return Position();
+    if (RenderObject* renderer = this->renderer())
+        return renderer->positionForPoint(localPoint());
+    return Position();
+}
+
 RenderObject* HitTestResult::renderer() const
 {
-    if (!m_innerNode)
+    if (!m_innerPossiblyPseudoNode)
         return 0;
-    RenderObject* renderer = m_innerNode->renderer();
+    RenderObject* renderer = m_innerPossiblyPseudoNode->renderer();
     if (!m_isFirstLetter || !renderer || !renderer->isText() || !toRenderText(renderer)->isTextFragment())
         return renderer;
     return toRenderTextFragment(renderer)->firstRenderTextInFirstLetter();