Make /deep/ as no-op and remove ::shadow in dynamic profile

third_party/WebKit/Source/core/css/CSSSelector.cpp

 /*
  * Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
  *               1999 Waldo Bastian (bastian@kde.org)
  *               2001 Andreas Schlapbach (schlpbch@iam.unibe.ch)
  *               2001-2003 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2002, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights
  * reserved.
  * Copyright (C) 2008 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
@@ skipping 13 matching lines @@
  * Boston, MA 02110-1301, USA.
  */
 
 #include "core/css/CSSSelector.h"
 
 #include <algorithm>
 #include <memory>
 #include "core/HTMLNames.h"
 #include "core/css/CSSMarkup.h"
 #include "core/css/CSSSelectorList.h"
+#include "core/css/parser/CSSParserContext.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/wtf/Assertions.h"
 #include "platform/wtf/HashMap.h"
 #include "platform/wtf/StdLibExtras.h"
 #include "platform/wtf/text/StringBuilder.h"
 
 #ifndef NDEBUG
 #include <stdio.h>
 #endif
 
@@ skipping 438 matching lines @@
 }
 
 PseudoId CSSSelector::ParsePseudoId(const String& name) {
   unsigned name_without_colons_start =
       name[0] == ':' ? (name[1] == ':' ? 2 : 1) : 0;
   return GetPseudoId(ParsePseudoType(
       AtomicString(name.Substring(name_without_colons_start)), false));
 }
 
 void CSSSelector::UpdatePseudoType(const AtomicString& value,
+                                   const CSSParserContext& context,
                                    bool has_arguments) {
   DCHECK(match_ == kPseudoClass || match_ == kPseudoElement ||
          match_ == kPagePseudoClass);
 
   SetValue(value);
   SetPseudoType(ParsePseudoType(value, has_arguments));
 
   switch (pseudo_type_) {
     case kPseudoAfter:
     case kPseudoBefore:
@@ skipping 12 matching lines @@
     case kPseudoScrollbar:
     case kPseudoScrollbarCorner:
     case kPseudoScrollbarButton:
     case kPseudoScrollbarThumb:
     case kPseudoScrollbarTrack:
     case kPseudoScrollbarTrackPiece:
     case kPseudoSelection:
     case kPseudoWebKitCustomElement:
     case kPseudoBlinkInternalElement:
     case kPseudoContent:
-    case kPseudoShadow:
     case kPseudoSlotted:
       if (match_ != kPseudoElement)
         pseudo_type_ = kPseudoUnknown;
       break;
+    case kPseudoShadow:
+      if (match_ != kPseudoElement || context.IsDynamicProfile())
+        pseudo_type_ = kPseudoUnknown;
+      break;
     case kPseudoFirstPage:
     case kPseudoLeftPage:
     case kPseudoRightPage:
       if (match_ != kPagePseudoClass)
         pseudo_type_ = kPseudoUnknown;
       break;
     case kPseudoActive:
     case kPseudoAny:
     case kPseudoAnyLink:
     case kPseudoAutofill:
@@ skipping 223 matching lines @@
     cs = cs->TagHistory();
   }
 
   if (const CSSSelector* tag_history = cs->TagHistory()) {
     switch (cs->Relation()) {
       case kDescendant:
         return tag_history->SelectorText(" " + str.ToString() + right_side);
       case kChild:
         return tag_history->SelectorText(" > " + str.ToString() + right_side);
       case kShadowDeep:
+      case kShadowDeepAsDescendant:
         return tag_history->SelectorText(" /deep/ " + str.ToString() +
                                          right_side);
       case kShadowPiercingDescendant:
         return tag_history->SelectorText(" >>> " + str.ToString() + right_side);
       case kDirectAdjacent:
         return tag_history->SelectorText(" + " + str.ToString() + right_side);
       case kIndirectAdjacent:
         return tag_history->SelectorText(" ~ " + str.ToString() + right_side);
       case kSubSelector:
         NOTREACHED();
@@ skipping 241 matching lines @@
     if (count < NthBValue())
       return false;
     return (count - NthBValue()) % NthAValue() == 0;
   }
   if (count > NthBValue())
     return false;
   return (NthBValue() - count) % (-NthAValue()) == 0;
 }
 
 }  // namespace blink