base: Remove the string logging from CHECK().

third_party/WebKit/Source/platform/graphics/paint/PaintController.cpp

 // Copyright 2014 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 "platform/graphics/paint/PaintController.h"
 
 #include "platform/graphics/GraphicsLayer.h"
 #include "platform/graphics/paint/DrawingDisplayItem.h"
 #include "platform/tracing/TraceEvent.h"
 #include "third_party/skia/include/core/SkPictureAnalyzer.h"
@@ skipping 365 matching lines @@
       addItemToIndexIfNeeded(item, i, m_outOfOrderItemIndices);
     }
   }
 
 #ifndef NDEBUG
   showDebugData();
   LOG(ERROR) << id.client.debugName() << ":"
              << DisplayItem::typeAsDebugString(id.type);
 #endif
 
-  if (RuntimeEnabledFeatures::paintUnderInvalidationCheckingEnabled())
-    CHECK(false) << "Can't find cached display item";
+  if (RuntimeEnabledFeatures::paintUnderInvalidationCheckingEnabled()) {
+    // Can't find cached display item.
+    CHECK(false);
+  }
 
   // We did not find the cached display item. This should be impossible, but may
   // occur if there is a bug in the system, such as under-invalidation,
   // incorrect cache checking or duplicate display ids. In this case, the caller
   // should fall back to repaint the display item.
   return kNotFound;
 }
 
 // Copies a cached subsequence from current list to the new list. On return,
 // |cachedItemIndex| points to the item after the EndSubsequence item of the
@@ skipping 489 matching lines @@
                    m_currentPaintArtifact.getDisplayItemList(), showPictures)
                    .utf8()
                    .data());
   WTFLogAlways("new display item list: [%s]\n",
                displayItemListAsDebugString(m_newDisplayItemList, showPictures)
                    .utf8()
                    .data());
 }
 
 }  // namespace blink