Remove webkit-background-composite

third_party/WebKit/Source/core/frame/Deprecation.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/frame/Deprecation.h"
 
 #include "core/dom/Document.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/frame/FrameConsole.h"
 #include "core/frame/FrameHost.h"
@@ skipping 38 matching lines @@
 
     String message = deprecationMessage(unresolvedProperty);
     if (!message.isEmpty()) {
         host->deprecation().suppress(unresolvedProperty);
         frame->console().addMessage(ConsoleMessage::create(DeprecationMessageSource, WarningMessageLevel, message));
     }
 }
 
 String Deprecation::deprecationMessage(CSSPropertyID unresolvedProperty)
 {
     switch (unresolvedProperty) {

[Timothy Loh, 2016/02/29 02:36:32]

this doesn't compile on some platforms. maybe we should deprecate more
properties first?

[nainar, 2016/02/29 03:18:33]

Returning an empty string for now and leaving a comment to add a switch
statement when needed later. 

-    case CSSPropertyWebkitBackgroundComposite:
-        return willBeRemoved("'-webkit-background-composite'", 51, "6607299456008192");
     default:
         return emptyString();
     }
 }
 
 void Deprecation::countDeprecation(const LocalFrame* frame, UseCounter::Feature feature)
 {
     if (!frame)
         return;
     FrameHost* host = frame->host();
@@ skipping 268 matching lines @@
     case UseCounter::WebAnimationHyphenatedProperty:
         return replacedWillBeRemoved("Hyphenated naming in Web Animations keyframes", "camelCase", 51, "5650817352728576");
 
     // Features that aren't deprecated don't have a deprecation message.
     default:
         return String();
     }
 }
 
 } // namespace blink