DevTools: remove ruleId from the style.

Source/core/inspector/InspectorCSSAgent.cpp

Index: Source/core/inspector/InspectorCSSAgent.cpp
diff --git a/Source/core/inspector/InspectorCSSAgent.cpp b/Source/core/inspector/InspectorCSSAgent.cpp
index 9d7ee5acbb030ac1bddc7d997e7c888a08a242bf..2c5eb631f11c83b6384b157563e213637d1213cc 100644
--- a/Source/core/inspector/InspectorCSSAgent.cpp
+++ b/Source/core/inspector/InspectorCSSAgent.cpp
@@ -782,7 +782,7 @@ void InspectorCSSAgent::getMatchedStylesForNode(ErrorString* errorString, int no
             if (parentElement->style() && parentElement->style()->length()) {
                 InspectorStyleSheetForInlineStyle* styleSheet = asInspectorStyleSheet(parentElement);
                 if (styleSheet)
-                    entry->setInlineStyle(styleSheet->buildObjectForStyle(styleSheet->styleAt(0)));
+                    entry->setInlineStyle(styleSheet->buildObjectForStyle(styleSheet->inlineStyle()));
             }
 
             entries->addItem(entry.release());
@@ -815,7 +815,7 @@ void InspectorCSSAgent::getComputedStyleForNode(ErrorString* errorString, int no
         return;
 
     RefPtrWillBeRawPtr<CSSComputedStyleDeclaration> computedStyleInfo = CSSComputedStyleDeclaration::create(node, true);
-    RefPtrWillBeRawPtr<InspectorStyle> inspectorStyle = InspectorStyle::create(0, computedStyleInfo, 0);
+    RefPtrWillBeRawPtr<InspectorStyle> inspectorStyle = InspectorStyle::create(computedStyleInfo, nullptr, nullptr);
     style = inspectorStyle->buildArrayForComputedStyle();
 }
 
@@ -1482,7 +1482,7 @@ PassRefPtr<TypeBuilder::CSS::CSSStyle> InspectorCSSAgent::buildObjectForAttribut
 
     MutableStylePropertySet* mutableAttributeStyle = toMutableStylePropertySet(attributeStyle);
 
-    RefPtrWillBeRawPtr<InspectorStyle> inspectorStyle = InspectorStyle::create(0, mutableAttributeStyle->ensureCSSStyleDeclaration(), 0);
+    RefPtrWillBeRawPtr<InspectorStyle> inspectorStyle = InspectorStyle::create(mutableAttributeStyle->ensureCSSStyleDeclaration(), nullptr, nullptr);
     return inspectorStyle->buildObjectForStyle();
 }