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

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

Index: third_party/WebKit/Source/core/css/CSSPageRule.cpp
diff --git a/third_party/WebKit/Source/core/css/CSSPageRule.cpp b/third_party/WebKit/Source/core/css/CSSPageRule.cpp
index 4bcb3cf93ac6194dd3bc39d193ec3413b1d3a80e..fd856c20a00601a1398650db642e5563d682c0e4 100644
--- a/third_party/WebKit/Source/core/css/CSSPageRule.cpp
+++ b/third_party/WebKit/Source/core/css/CSSPageRule.cpp
@@ -58,7 +58,7 @@ void CSSPageRule::setSelectorText(const String& selector_text) {
   CSSParserContext* context =
       CSSParserContext::Create(ParserContext(), nullptr);
   CSSSelectorList selector_list = CSSParser::ParsePageSelector(
-      context, parentStyleSheet() ? parentStyleSheet()->Contents() : nullptr,
+      *context, parentStyleSheet() ? parentStyleSheet()->Contents() : nullptr,
       selector_text);
   if (!selector_list.IsValid())
     return;