https://bugs.webkit.org/show_bug.cgi?id=71063

Reviewed by Ryosuke Niwa.

Source/JavaScriptCore:

Update code to use AddResult instead of a pair. Note that since WeakGCMap wraps
the iterator type, there's a need for its own AddResult type -- instantiated from
HashTableAddResult template class.

* API/JSCallbackObject.h:
(JSC::JSCallbackObjectData::JSPrivatePropertyMap::setPrivateProperty):
* API/JSClassRef.cpp:
(OpaqueJSClass::contextData):
* bytecompiler/BytecodeGenerator.cpp:
(JSC::BytecodeGenerator::addVar):
(JSC::BytecodeGenerator::addGlobalVar):
(JSC::BytecodeGenerator::addConstant):
(JSC::BytecodeGenerator::addConstantValue):
(JSC::BytecodeGenerator::emitLoad):
(JSC::BytecodeGenerator::addStringConstant):
(JSC::BytecodeGenerator::emitLazyNewFunction):
* bytecompiler/NodesCodegen.cpp:
(JSC::PropertyListNode::emitBytecode):
* debugger/Debugger.cpp:
* dfg/DFGAssemblyHelpers.cpp:
(JSC::DFG::AssemblyHelpers::decodedCodeMapFor):
* dfg/DFGByteCodeParser.cpp:
(JSC::DFG::ByteCodeParser::cellConstant):
(JSC::DFG::ByteCodeParser::InlineStackEntry::InlineStackEntry):
* jit/JITStubs.cpp:
(JSC::JITThunks::ctiStub):
(JSC::JITThunks::hostFunctionStub):
* parser/Parser.cpp:
(JSC::::parseStrictObjectLiteral):
* parser/Parser.h:
(JSC::Scope::declareParameter):
* runtime/Identifier.cpp:
(JSC::Identifier::add):
(JSC::Identifier::add8):
(JSC::Identifier::addSlowCase):
* runtime/Identifier.h:
(JSC::Identifier::add):
(JSC::IdentifierTable::add):
* runtime/JSArray.cpp:
(JSC::SparseArrayValueMap::add):
(JSC::SparseArrayValueMap::put):
(JSC::SparseArrayValueMap::putDirect):
(JSC::JSArray::enterDictionaryMode):
(JSC::JSArray::defineOwnNumericProperty):
* runtime/JSArray.h:
(SparseArrayValueMap):
* runtime/PropertyNameArray.cpp:
(JSC::PropertyNameArray::add):
* runtime/StringRecursionChecker.h:
(JSC::StringRecursionChecker::performCheck):
* runtime/Structure.cpp:
(JSC::StructureTransitionTable::add):
* runtime/WeakGCMap.h:
(WeakGCMap):
(JSC::WeakGCMap::add):
(JSC::WeakGCMap::set):
* tools/ProfileTreeNode.h:
(JSC::ProfileTreeNode::sampleChild):

Source/WebCore:

Update code to use AddResult instead of a pair. No new tests, just a refactoring.

* Modules/webdatabase/SQLTransactionCoordinator.cpp:
(WebCore::SQLTransactionCoordinator::acquireLock):
* Modules/webdatabase/chromium/QuotaTracker.cpp:
(WebCore::QuotaTracker::updateDatabaseSize):
* bindings/js/DOMObjectHashTableMap.h:
(WebCore::DOMObjectHashTableMap::get):
* bindings/js/JSDOMBinding.cpp:
(WebCore::cacheDOMStructure):
* bindings/js/JSDOMBinding.h:
(WebCore::cacheWrapper):
* bindings/js/JSDOMGlobalObject.h:
(WebCore::getDOMConstructor):
* bindings/js/PageScriptDebugServer.cpp:
(WebCore::PageScriptDebugServer::addListener):
* bindings/js/ScriptDebugServer.cpp:
(WebCore::ScriptDebugServer::setBreakpoint):
* bindings/js/SerializedScriptValue.cpp:
(WebCore::CloneSerializer::startObjectInternal):
(WebCore::CloneSerializer::write):
* bindings/v8/NPV8Object.cpp:
(WebCore::npCreateV8ScriptObject):
* bridge/IdentifierRep.cpp:
(WebCore::IdentifierRep::get):
* bridge/NP_jsobject.cpp:
(ObjectMap::add):
* css/CSSComputedStyleDeclaration.cpp:
(WebCore::logUnimplementedPropertyID):
* css/CSSFontFaceSource.cpp:
(WebCore::CSSFontFaceSource::getFontData):
* css/CSSFontSelector.cpp:
(WebCore::CSSFontSelector::addFontFaceRule):
(WebCore::CSSFontSelector::getFontData):
* css/CSSSegmentedFontFace.cpp:
(WebCore::CSSSegmentedFontFace::getFontData):
* css/CSSStyleApplyProperty.cpp:
(WebCore::ApplyPropertyCounter::applyInheritValue):
(WebCore::ApplyPropertyCounter::applyValue):
* css/CSSStyleSelector.cpp:
(WebCore::CSSStyleSelector::appendAuthorStylesheets):
(WebCore::CSSStyleSelector::collectMatchingRulesForList):
* css/CSSValuePool.cpp:
(WebCore::CSSValuePool::createIdentifierValue):
(WebCore::CSSValuePool::createColorValue):
(WebCore::CSSValuePool::createValue):
(WebCore::CSSValuePool::createFontFamilyValue):
(WebCore::CSSValuePool::createFontFaceValue):
* dom/CheckedRadioButtons.cpp:
(WebCore::RadioButtonGroup::add):
(WebCore::CheckedRadioButtons::addButton):
* dom/ChildListMutationScope.cpp:
(WebCore::ChildListMutationScope::MutationAccumulationRouter::incrementScopingLevel):
* dom/Document.cpp:
(WebCore::Document::windowNamedItems):
(WebCore::Document::documentNamedItems):
(WebCore::Document::getCSSCanvasElement):
(WebCore::Document::getItems):
* dom/DocumentEventQueue.cpp:
(WebCore::DocumentEventQueue::enqueueEvent):
(WebCore::DocumentEventQueue::enqueueOrDispatchScrollEvent):
(WebCore::DocumentEventQueue::pendingEventTimerFired):
* dom/DocumentOrderedMap.cpp:
(WebCore::DocumentOrderedMap::add):
* dom/EventListenerMap.cpp:
(WebCore::EventListenerMap::add):
* dom/Node.cpp:
(WebCore::Node::dumpStatistics):
(WebCore::Node::getElementsByTagName):
(WebCore::Node::getElementsByTagNameNS):
(WebCore::Node::getElementsByName):
(WebCore::Node::getElementsByClassName):
(WebCore::Node::collectMatchingObserversForMutation):
* dom/QualifiedName.cpp:
(WebCore::QualifiedName::init):
* dom/SpaceSplitString.cpp:
(WebCore::SpaceSplitStringData::create):
* dom/StyledElement.cpp:
(WebCore::StyledElement::updateAttributeStyle):
* html/HTMLCollection.cpp:
(WebCore::HTMLCollection::append):
* inspector/DOMPatchSupport.cpp:
(WebCore::DOMPatchSupport::diff):
* inspector/InspectorCSSAgent.cpp:
(WebCore::SelectorProfile::commitSelector):
* inspector/InspectorDOMAgent.cpp:
(WebCore::InspectorDOMAgent::performSearch):
* inspector/InspectorDebuggerAgent.cpp:
(WebCore::InspectorDebuggerAgent::resolveBreakpoint):
* inspector/InspectorValues.h:
(WebCore::InspectorObject::setValue):
(WebCore::InspectorObject::setObject):
(WebCore::InspectorObject::setArray):
* loader/appcache/ApplicationCacheGroup.cpp:
(WebCore::ApplicationCacheGroup::addEntry):
* loader/appcache/ApplicationCacheStorage.cpp:
(WebCore::ApplicationCacheStorage::findOrCreateCacheGroup):
* page/EventHandler.cpp:
(WebCore::EventHandler::handleTouchEvent):
* page/PageGroup.cpp:
(WebCore::PageGroup::pageGroup):
(WebCore::PageGroup::addVisitedLink):
(WebCore::PageGroup::addUserScriptToWorld):
(WebCore::PageGroup::addUserStyleSheetToWorld):
* page/SecurityPolicy.cpp:
(WebCore::SecurityPolicy::addOriginAccessWhitelistEntry):
* page/TouchAdjustment.cpp:
(WebCore::TouchAdjustment::compileSubtargetList):
* platform/cf/BinaryPropertyList.cpp:
(WebCore::BinaryPropertyListPlan::writeInteger):
(WebCore::BinaryPropertyListPlan::writeString):
(WebCore::BinaryPropertyListPlan::writeIntegerArray):
* platform/graphics/blackberry/LayerTiler.cpp:
(WebCore::LayerTiler::addTileJob):
* platform/graphics/ca/GraphicsLayerCA.cpp:
(WebCore::GraphicsLayerCA::findOrMakeClone):
* platform/graphics/ca/mac/TileCache.mm:
(WebCore::TileCache::revalidateTiles):
* platform/graphics/ca/win/LayerChangesFlusher.cpp:
(WebCore::LayerChangesFlusher::flushPendingLayerChangesSoon):
* platform/graphics/chromium/FontUtilsChromiumWin.cpp:
(WebCore::getDerivedFontData):
* platform/graphics/chromium/cc/CCLayerAnimationController.cpp:
(WebCore::CCLayerAnimationController::startAnimationsWaitingForTargetAvailability):
* platform/graphics/mac/ComplexTextControllerATSUI.cpp:
(WebCore::initializeATSUStyle):
* platform/graphics/mac/SimpleFontDataCoreText.cpp:
(WebCore::SimpleFontData::getCFStringAttributes):
* platform/graphics/mac/SimpleFontDataMac.mm:
(WebCore::SimpleFontData::canRenderCombiningCharacterSequence):
* platform/graphics/wince/FontPlatformData.cpp:
(WebCore::FixedSizeFontData::create):
* platform/gtk/RenderThemeGtk3.cpp:
(WebCore::getStyleContext):
* platform/mac/ThreadCheck.mm:
(WebCoreReportThreadViolation):
* platform/network/HTTPHeaderMap.cpp:
(WebCore::HTTPHeaderMap::add):
* platform/network/HTTPHeaderMap.h:
(HTTPHeaderMap):
* platform/network/ResourceRequestBase.cpp:
(WebCore::ResourceRequestBase::addHTTPHeaderField):
* plugins/PluginDatabase.cpp:
(WebCore::PluginDatabase::add):
(WebCore::PluginDatabase::loadPersistentMetadataCache):
* plugins/win/PluginDatabaseWin.cpp:
(WebCore::PluginDatabase::getPluginPathsInDirectories):
* rendering/RenderBlock.cpp:
(WebCore::RenderBlock::addPercentHeightDescendant):
* rendering/RenderBlockLineLayout.cpp:
(WebCore::setLogicalWidthForTextRun):
* rendering/RenderNamedFlowThread.cpp:
(WebCore::RenderNamedFlowThread::addDependencyOnFlowThread):
* rendering/RenderRegion.cpp:
(WebCore::RenderRegion::setRenderBoxRegionInfo):
* rendering/svg/RenderSVGResourceGradient.cpp:
(WebCore::RenderSVGResourceGradient::applyResource):
* rendering/svg/RenderSVGResourcePattern.cpp:
(WebCore::RenderSVGResourcePattern::applyResource):
* storage/StorageMap.cpp:
(WebCore::StorageMap::setItem):
(WebCore::StorageMap::importItem):
* svg/SVGDocumentExtensions.cpp:
(WebCore::SVGDocumentExtensions::addPendingResource):
* xml/XMLHttpRequest.cpp:
(WebCore::XMLHttpRequest::setRequestHeaderInternal):
* xml/XPathFunctions.cpp:
(WebCore::XPath::FunId::evaluate):
* xml/XPathPath.cpp:
(WebCore::XPath::LocationPath::evaluate):
* xml/XPathPredicate.cpp:
(WebCore::XPath::Union::evaluate):

Source/WebKit/chromium:

Update code to use AddResult instead of a pair.

* src/WebHTTPLoadInfo.cpp:
(WebKit::addHeader):
* src/WebURLResponse.cpp:
(WebKit::WebURLResponse::addHTTPHeaderField):

Source/WebKit/mac:

Update code to use AddResult instead of a pair.

* Plugins/Hosted/NetscapePluginHostManager.mm:
(WebKit::NetscapePluginHostManager::hostForPlugin):
* Plugins/Hosted/ProxyInstance.mm:
(WebKit::ProxyInstance::methodsNamed):
(WebKit::ProxyInstance::fieldNamed):
* WebCoreSupport/WebNotificationClient.mm:
(WebNotificationClient::show):

Source/WebKit/win:

Update code to use AddResult instead of a pair.

* WebKitCOMAPI.cpp:
(classFactory):

Source/WebKit2:

Update code to use AddResult instead of a pair.

* Platform/CoreIPC/ArgumentCoders.h:
* Platform/CoreIPC/Connection.cpp:
(CoreIPC::Connection::SyncMessageState::getOrCreate):
* Shared/MutableDictionary.cpp:
(WebKit::MutableDictionary::add):
(WebKit::MutableDictionary::set):
* Shared/UserMessageCoders.h:
(WebKit::UserMessageDecoder::baseDecode):
* Shared/mac/CommandLineMac.cpp:
(WebKit::CommandLine::parse):
* UIProcess/API/mac/WKPrintingView.mm:
(pageDidDrawToPDF):
* UIProcess/API/mac/WKView.mm:
(-[WKView validateUserInterfaceItem:]):
* UIProcess/WebProcessProxy.cpp:
(WebKit::WebProcessProxy::addBackForwardItem):
* WebProcess/InjectedBundle/DOM/InjectedBundleNodeHandle.cpp:
(WebKit::InjectedBundleNodeHandle::getOrCreate):
* WebProcess/InjectedBundle/DOM/InjectedBundleRangeHandle.cpp:
(WebKit::InjectedBundleRangeHandle::getOrCreate):
* WebProcess/Notifications/WebNotificationManager.cpp:
(WebKit::WebNotificationManager::show):
* WebProcess/WebProcess.cpp:
(WebKit::WebProcess::createWebPage):
(WebKit::WebProcess::webPageGroup):

Source/WTF:

Make HashTable<>::add() and derivate functions return an AddResult struct instead
of a pair. This struct contains contains 'iterator' and 'isNewEntry' members, that are
more readable at callsites than previous 'first' and 'second'.

* wtf/HashCountedSet.h:
(HashCountedSet):
(WTF::::add):
* wtf/HashMap.h:
(HashMap):
(WTF):
(WTF::::set):
* wtf/HashSet.h:
(HashSet):
(WTF::::add):
(WTF):
* wtf/HashTable.h:
(WTF::HashTableAddResult::HashTableAddResult):
(HashTableAddResult):
(WTF):
(HashTable):
(WTF::HashTable::add):
(WTF::::add):
(WTF::::addPassingHashCode):
* wtf/ListHashSet.h:
(ListHashSet):
(WTF::::add):
(WTF::::insertBefore):
* wtf/RefPtrHashMap.h:
(WTF):
(WTF::::set):
* wtf/Spectrum.h:
(WTF::Spectrum::add):
* wtf/WTFThreadData.cpp:
(JSC::IdentifierTable::add):
* wtf/WTFThreadData.h:
(IdentifierTable):
* wtf/text/AtomicString.cpp:
(WTF::addToStringTable):
(WTF::AtomicString::addSlowCase):

Tools:

Update code to use AddResult instead of a pair.

* DumpRenderTree/mac/LayoutTestControllerMac.mm:
(LayoutTestController::evaluateScriptInIsolatedWorld):
* DumpRenderTree/win/LayoutTestControllerWin.cpp:
(LayoutTestController::evaluateScriptInIsolatedWorld):
* WebKitTestRunner/InjectedBundle/LayoutTestController.cpp:
(WTR::LayoutTestController::evaluateScriptInIsolatedWorld):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@112555 268f45cc-cd09-0410-ab3c-d52691b4dbfc