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| 1 | |
| 2 /* | |
| 3 * Copyright (C) 2012 Google, Inc. All rights reserved. | |
| 4 * | |
| 5 * Redistribution and use in source and binary forms, with or without | |
| 6 * modification, are permitted provided that the following conditions | |
| 7 * are met: | |
| 8 * 1. Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 * notice, this list of conditions and the following disclaimer in the | |
| 12 * documentation and/or other materials provided with the distribution. | |
| 13 * | |
| 14 * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. ``AS IS'' AND ANY | |
| 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
| 18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 25 */ | |
| 26 | |
| 27 #include "sky/engine/config.h" | |
| 28 #include "sky/engine/core/frame/UseCounter.h" | |
| 29 | |
| 30 #include "sky/engine/core/css/CSSStyleSheet.h" | |
| 31 #include "sky/engine/core/css/StyleSheetContents.h" | |
| 32 #include "sky/engine/core/dom/Document.h" | |
| 33 #include "sky/engine/core/dom/ExecutionContext.h" | |
| 34 #include "sky/engine/core/frame/FrameConsole.h" | |
| 35 #include "sky/engine/core/frame/FrameHost.h" | |
| 36 #include "sky/engine/core/frame/LocalDOMWindow.h" | |
| 37 #include "sky/engine/core/frame/LocalFrame.h" | |
| 38 #include "sky/engine/core/inspector/ConsoleMessage.h" | |
| 39 #include "sky/engine/public/platform/Platform.h" | |
| 40 | |
| 41 namespace blink { | |
| 42 | |
| 43 int UseCounter::m_muteCount = 0; | |
| 44 | |
| 45 void UseCounter::muteForInspector() | |
| 46 { | |
| 47 UseCounter::m_muteCount++; | |
| 48 } | |
| 49 | |
| 50 void UseCounter::unmuteForInspector() | |
| 51 { | |
| 52 UseCounter::m_muteCount--; | |
| 53 } | |
| 54 | |
| 55 UseCounter::UseCounter() | |
| 56 { | |
| 57 m_CSSFeatureBits.ensureSize(lastCSSProperty + 1); | |
| 58 m_CSSFeatureBits.clearAll(); | |
| 59 } | |
| 60 | |
| 61 UseCounter::~UseCounter() | |
| 62 { | |
| 63 // We always log PageDestruction so that we have a scale for the rest of the
features. | |
| 64 blink::Platform::current()->histogramEnumeration("WebCore.FeatureObserver",
PageDestruction, NumberOfFeatures); | |
| 65 | |
| 66 updateMeasurements(); | |
| 67 } | |
| 68 | |
| 69 void UseCounter::updateMeasurements() | |
| 70 { | |
| 71 blink::Platform::current()->histogramEnumeration("WebCore.FeatureObserver",
PageVisits, NumberOfFeatures); | |
| 72 | |
| 73 if (m_countBits) { | |
| 74 for (unsigned i = 0; i < NumberOfFeatures; ++i) { | |
| 75 if (m_countBits->quickGet(i)) | |
| 76 blink::Platform::current()->histogramEnumeration("WebCore.Featur
eObserver", i, NumberOfFeatures); | |
| 77 } | |
| 78 // Clearing count bits is timing sensitive. | |
| 79 m_countBits->clearAll(); | |
| 80 } | |
| 81 | |
| 82 m_CSSFeatureBits.clearAll(); | |
| 83 } | |
| 84 | |
| 85 void UseCounter::didCommitLoad() | |
| 86 { | |
| 87 updateMeasurements(); | |
| 88 } | |
| 89 | |
| 90 void UseCounter::count(const Document& document, Feature feature) | |
| 91 { | |
| 92 FrameHost* host = document.frameHost(); | |
| 93 if (!host) | |
| 94 return; | |
| 95 | |
| 96 ASSERT(host->useCounter().deprecationMessage(feature).isEmpty()); | |
| 97 host->useCounter().recordMeasurement(feature); | |
| 98 } | |
| 99 | |
| 100 void UseCounter::count(const ExecutionContext* context, Feature feature) | |
| 101 { | |
| 102 if (!context) | |
| 103 return; | |
| 104 count(*toDocument(context), feature); | |
| 105 } | |
| 106 | |
| 107 void UseCounter::countDeprecation(ExecutionContext* context, Feature feature) | |
| 108 { | |
| 109 if (!context) | |
| 110 return; | |
| 111 UseCounter::countDeprecation(*toDocument(context), feature); | |
| 112 } | |
| 113 | |
| 114 void UseCounter::countDeprecation(const LocalDOMWindow* window, Feature feature) | |
| 115 { | |
| 116 if (!window || !window->document()) | |
| 117 return; | |
| 118 UseCounter::countDeprecation(*window->document(), feature); | |
| 119 } | |
| 120 | |
| 121 void UseCounter::countDeprecation(const Document& document, Feature feature) | |
| 122 { | |
| 123 FrameHost* host = document.frameHost(); | |
| 124 LocalFrame* frame = document.frame(); | |
| 125 if (!host || !frame) | |
| 126 return; | |
| 127 | |
| 128 if (host->useCounter().recordMeasurement(feature)) { | |
| 129 ASSERT(!host->useCounter().deprecationMessage(feature).isEmpty()); | |
| 130 frame->console().addMessage(ConsoleMessage::create(DeprecationMessageSou
rce, WarningMessageLevel, host->useCounter().deprecationMessage(feature))); | |
| 131 } | |
| 132 } | |
| 133 | |
| 134 // FIXME: Update other UseCounter::deprecationMessage() cases to use this. | |
| 135 static String replacedBy(const char* oldString, const char* newString) | |
| 136 { | |
| 137 return String::format("'%s' is deprecated. Please use '%s' instead.", oldStr
ing, newString); | |
| 138 } | |
| 139 | |
| 140 String UseCounter::deprecationMessage(Feature feature) | |
| 141 { | |
| 142 switch (feature) { | |
| 143 // Quota | |
| 144 case PrefixedStorageInfo: | |
| 145 return "'window.webkitStorageInfo' is deprecated. Please use 'navigator.
webkitTemporaryStorage' or 'navigator.webkitPersistentStorage' instead."; | |
| 146 | |
| 147 // Keyboard Event (DOM Level 3) | |
| 148 case KeyboardEventKeyLocation: | |
| 149 return replacedBy("KeyboardEvent.keyLocation", "KeyboardEvent.location")
; | |
| 150 | |
| 151 case ConsoleMarkTimeline: | |
| 152 return "console.markTimeline is deprecated. Please use the console.timeS
tamp instead."; | |
| 153 | |
| 154 case FileError: | |
| 155 return "FileError is deprecated. Please use the 'name' or 'message' attr
ibutes of DOMError rather than 'code'."; | |
| 156 | |
| 157 case CSSStyleSheetInsertRuleOptionalArg: | |
| 158 return "Calling CSSStyleSheet.insertRule() with one argument is deprecat
ed. Please pass the index argument as well: insertRule(x, 0)."; | |
| 159 | |
| 160 case PrefixedIndexedDB: | |
| 161 return replacedBy("webkitIndexedDB", "indexedDB"); | |
| 162 | |
| 163 case PrefixedIDBCursorConstructor: | |
| 164 return replacedBy("webkitIDBCursor", "IDBCursor"); | |
| 165 | |
| 166 case PrefixedIDBDatabaseConstructor: | |
| 167 return replacedBy("webkitIDBDatabase", "IDBDatabase"); | |
| 168 | |
| 169 case PrefixedIDBFactoryConstructor: | |
| 170 return replacedBy("webkitIDBFactory", "IDBFactory"); | |
| 171 | |
| 172 case PrefixedIDBIndexConstructor: | |
| 173 return replacedBy("webkitIDBIndex", "IDBIndex"); | |
| 174 | |
| 175 case PrefixedIDBKeyRangeConstructor: | |
| 176 return replacedBy("webkitIDBKeyRange", "IDBKeyRange"); | |
| 177 | |
| 178 case PrefixedIDBObjectStoreConstructor: | |
| 179 return replacedBy("webkitIDBObjectStore", "IDBObjectStore"); | |
| 180 | |
| 181 case PrefixedIDBRequestConstructor: | |
| 182 return replacedBy("webkitIDBRequest", "IDBRequest"); | |
| 183 | |
| 184 case PrefixedIDBTransactionConstructor: | |
| 185 return replacedBy("webkitIDBTransaction", "IDBTransaction"); | |
| 186 | |
| 187 case PrefixedRequestAnimationFrame: | |
| 188 return "'webkitRequestAnimationFrame' is vendor-specific. Please use the
standard 'requestAnimationFrame' instead."; | |
| 189 | |
| 190 case PrefixedCancelAnimationFrame: | |
| 191 return "'webkitCancelAnimationFrame' is vendor-specific. Please use the
standard 'cancelAnimationFrame' instead."; | |
| 192 | |
| 193 case PrefixedCancelRequestAnimationFrame: | |
| 194 return "'webkitCancelRequestAnimationFrame' is vendor-specific. Please u
se the standard 'cancelAnimationFrame' instead."; | |
| 195 | |
| 196 case DocumentCreateAttributeNS: | |
| 197 return "'Document.createAttributeNS' is deprecated and has been removed
from DOM4 (http://w3.org/tr/dom)."; | |
| 198 | |
| 199 case AttributeOwnerElement: | |
| 200 return "'Attr.ownerElement' is deprecated and has been removed from DOM4
(http://w3.org/tr/dom)."; | |
| 201 | |
| 202 case AttrTextContent: | |
| 203 return replacedBy("Attr.textContent", "value"); | |
| 204 | |
| 205 case RangeDetach: | |
| 206 return "'Range.detach' is now a no-op, as per DOM (http://dom.spec.whatw
g.org/#dom-range-detach)."; | |
| 207 | |
| 208 case HTMLHeadElementProfile: | |
| 209 return "'HTMLHeadElement.profile' is deprecated. The reflected attribute
has no effect."; | |
| 210 | |
| 211 case ElementSetPrefix: | |
| 212 return "Setting 'Element.prefix' is deprecated, as it is read-only per D
OM (http://dom.spec.whatwg.org/#element)."; | |
| 213 | |
| 214 case WebSocketURL: | |
| 215 return "'WebSocket.URL' is deprecated. Please use 'WebSocket.url' instea
d."; | |
| 216 | |
| 217 case PictureSourceSrc: | |
| 218 return "<source src> with a <picture> parent is invalid and therefore ig
nored. Please use <source srcset> instead."; | |
| 219 | |
| 220 // Features that aren't deprecated don't have a deprecation message. | |
| 221 default: | |
| 222 return String(); | |
| 223 } | |
| 224 } | |
| 225 | |
| 226 void UseCounter::count(CSSParserContext context, CSSPropertyID feature) | |
| 227 { | |
| 228 ASSERT(feature >= firstCSSProperty); | |
| 229 ASSERT(feature <= lastCSSProperty); | |
| 230 ASSERT(!isInternalProperty(feature)); | |
| 231 | |
| 232 m_CSSFeatureBits.quickSet(feature); | |
| 233 } | |
| 234 | |
| 235 void UseCounter::count(Feature feature) | |
| 236 { | |
| 237 ASSERT(deprecationMessage(feature).isEmpty()); | |
| 238 recordMeasurement(feature); | |
| 239 } | |
| 240 | |
| 241 UseCounter* UseCounter::getFrom(const Document* document) | |
| 242 { | |
| 243 if (document && document->frameHost()) | |
| 244 return &document->frameHost()->useCounter(); | |
| 245 return 0; | |
| 246 } | |
| 247 | |
| 248 UseCounter* UseCounter::getFrom(const CSSStyleSheet* sheet) | |
| 249 { | |
| 250 if (sheet) | |
| 251 return getFrom(sheet->contents()); | |
| 252 return 0; | |
| 253 } | |
| 254 | |
| 255 UseCounter* UseCounter::getFrom(const StyleSheetContents* sheetContents) | |
| 256 { | |
| 257 // TODO(esprehn): Support this in Sky. | |
| 258 return 0; | |
| 259 } | |
| 260 | |
| 261 } // namespace blink | |
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