Revert of Reland Compile under-invalidation checking in all builds

third_party/WebKit/Source/platform/graphics/GraphicsLayer.cpp

Index: third_party/WebKit/Source/platform/graphics/GraphicsLayer.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/GraphicsLayer.cpp b/third_party/WebKit/Source/platform/graphics/GraphicsLayer.cpp
index 82caadbd4232b58397bcdcd435dc635b10441011..535e0b8df3925bc173501c89ee780ae522d04034 100644
--- a/third_party/WebKit/Source/platform/graphics/GraphicsLayer.cpp
+++ b/third_party/WebKit/Source/platform/graphics/GraphicsLayer.cpp
@@ -80,6 +80,7 @@
     PaintInvalidationReason reason;
 };
 
+#if DCHECK_IS_ON()
 struct UnderPaintInvalidation {
     DISALLOW_NEW_EXCEPT_PLACEMENT_NEW();
     int x;
@@ -87,13 +88,16 @@
     SkColor oldPixel;
     SkColor newPixel;
 };
+#endif
 
 struct PaintInvalidationTracking {
     DISALLOW_NEW_EXCEPT_PLACEMENT_NEW();
     Vector<PaintInvalidationInfo> trackedPaintInvalidations;
+#if DCHECK_IS_ON()
     RefPtr<SkPicture> lastPaintedPicture;
     Region paintInvalidationRegionSinceLastPaint;
     Vector<UnderPaintInvalidation> underPaintInvalidations;
+#endif
 };
 
 typedef HashMap<const GraphicsLayer*, PaintInvalidationTracking> PaintInvalidationTrackingMap;
@@ -332,13 +336,15 @@
 {
     if (paintWithoutCommit(interestRect, disabledMode)) {
         getPaintController().commitNewDisplayItems(offsetFromLayoutObjectWithSubpixelAccumulation());
-        if (RuntimeEnabledFeatures::paintUnderInvalidationCheckingEnabled()) {
+#if DCHECK_IS_ON()
+        if (RuntimeEnabledFeatures::slimmingPaintUnderInvalidationCheckingEnabled()) {
             RefPtr<SkPicture> newPicture = capturePicture();
             checkPaintUnderInvalidations(*newPicture);
             PaintInvalidationTracking& tracking = paintInvalidationTrackingMap().add(this, PaintInvalidationTracking()).storedValue->value;
             tracking.lastPaintedPicture = newPicture;
             tracking.paintInvalidationRegionSinceLastPaint = Region();
         }
+#endif
     }
 }
 
@@ -548,7 +554,7 @@
     if (it == paintInvalidationTrackingMap().end())
         return;
 
-    if (RuntimeEnabledFeatures::paintUnderInvalidationCheckingEnabled())
+    if (RuntimeEnabledFeatures::slimmingPaintUnderInvalidationCheckingEnabled())
         it->value.trackedPaintInvalidations.clear();
     else
         paintInvalidationTrackingMap().remove(it);
@@ -574,12 +580,14 @@
         tracking.trackedPaintInvalidations.append(info);
     }
 
-    if (RuntimeEnabledFeatures::paintUnderInvalidationCheckingEnabled()) {
+#if DCHECK_IS_ON()
+    if (RuntimeEnabledFeatures::slimmingPaintUnderInvalidationCheckingEnabled()) {
         // TODO(crbug.com/496260): Some antialiasing effects overflows the paint invalidation rect.
         IntRect r = rect;
         r.inflate(1);
         tracking.paintInvalidationRegionSinceLastPaint.unite(r);
     }
+#endif
 }
 
 static bool comparePaintInvalidationInfo(const PaintInvalidationInfo& a, const PaintInvalidationInfo& b)
@@ -772,7 +780,7 @@
                 }
                 json->setArray("paintInvalidations", std::move(paintInvalidationsJSON));
             }
-
+#if DCHECK_IS_ON()
             Vector<UnderPaintInvalidation>& underPaintInvalidations = it->value.underPaintInvalidations;
             if (!underPaintInvalidations.isEmpty()) {
                 std::unique_ptr<JSONArray> underPaintInvalidationsJSON = JSONArray::create();
@@ -786,6 +794,7 @@
                 }
                 json->setArray("underPaintInvalidations", std::move(underPaintInvalidationsJSON));
             }
+#endif
         }
     }
 
@@ -1244,6 +1253,8 @@
         layer->setCompositorMutableProperties(properties);
 }
 
+#if DCHECK_IS_ON()
+
 PassRefPtr<SkPicture> GraphicsLayer::capturePicture()
 {
     if (!drawsContent())
@@ -1289,19 +1300,11 @@
     int width = static_cast<int>(ceilf(std::min(tracking.lastPaintedPicture->cullRect().width(), newPicture.cullRect().width())));
     int height = static_cast<int>(ceilf(std::min(tracking.lastPaintedPicture->cullRect().height(), newPicture.cullRect().height())));
     oldBitmap.allocPixels(SkImageInfo::MakeN32Premul(width, height));
-    {
-        SkCanvas canvas(oldBitmap);
-        canvas.clear(SK_ColorTRANSPARENT);
-        canvas.drawPicture(tracking.lastPaintedPicture.get());
-    }
+    SkCanvas(oldBitmap).drawPicture(tracking.lastPaintedPicture.get());
 
     SkBitmap newBitmap;
     newBitmap.allocPixels(SkImageInfo::MakeN32Premul(width, height));
-    {
-        SkCanvas canvas(newBitmap);
-        canvas.clear(SK_ColorTRANSPARENT);
-        canvas.drawPicture(&newPicture);
-    }
+    SkCanvas(newBitmap).drawPicture(&newPicture);
 
     oldBitmap.lockPixels();
     newBitmap.lockPixels();
@@ -1320,7 +1323,7 @@
                     LOG(ERROR) << "and more...";
                 }
                 ++mismatchingPixels;
-                *newBitmap.getAddr32(x, y) = SkColorSetARGB(0x80, 0xFF, 0, 0xFF); // Half translucent magenta.
+                *newBitmap.getAddr32(x, y) = SK_ColorRED;
             } else {
                 *newBitmap.getAddr32(x, y) = SK_ColorTRANSPARENT;
             }
@@ -1339,6 +1342,8 @@
     getPaintController().appendDebugDrawingAfterCommit(*this, picture, offsetFromLayoutObjectWithSubpixelAccumulation());
 }
 
+#endif // DCHECK_IS_ON()
+
 } // namespace blink
 
 #ifndef NDEBUG