Added STACK_ALLOCATED annotations according to the Blink GC plugin requirements.

Source/core/css/parser/CSSPropertyParser.cpp

Index: Source/core/css/parser/CSSPropertyParser.cpp
diff --git a/Source/core/css/parser/CSSPropertyParser.cpp b/Source/core/css/parser/CSSPropertyParser.cpp
index 44d4a11799e1f3955d745b6643d136329b31d4bf..a9cab37230a26f5d9537ef2a523fae1b28c66555 100644
--- a/Source/core/css/parser/CSSPropertyParser.cpp
+++ b/Source/core/css/parser/CSSPropertyParser.cpp
@@ -5462,7 +5462,7 @@ bool CSSPropertyParser::parseColorFromValue(CSSParserValue* value, RGBA32& c)
 // This class tracks parsing state for shadow values.  If it goes out of scope (e.g., due to an early return)
 // without the allowBreak bit being set, then it will clean up all of the objects and destroy them.
 class ShadowParseContext {
-    DISALLOW_ALLOCATION();
+    STACK_ALLOCATED();
 public:
     ShadowParseContext(CSSPropertyID prop, CSSPropertyParser* parser)
         : property(prop)
@@ -6012,7 +6012,7 @@ bool CSSPropertyParser::parseBorderImageRepeat(RefPtrWillBeRawPtr<CSSValue>& res
 }
 
 class BorderImageSliceParseContext {
-    DISALLOW_ALLOCATION();
+    STACK_ALLOCATED();
 public:
     BorderImageSliceParseContext(CSSPropertyParser* parser)
     : m_parser(parser)
@@ -6127,6 +6127,7 @@ bool CSSPropertyParser::parseBorderImageSlice(CSSPropertyID propId, RefPtrWillBe
 }
 
 class BorderImageQuadParseContext {
+    STACK_ALLOCATED();
 public:
     BorderImageQuadParseContext(CSSPropertyParser* parser)
     : m_parser(parser)