Only coerce interpolation mode returned from computeInterpolationQuality

Source/platform/graphics/GraphicsContext.cpp

 /*
  * Copyright (C) 2003, 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 891 matching lines @@
     if (printing()) {
         resampling = InterpolationNone;
     } else if (image->isLazyDecodedBitmap()) {
         resampling = InterpolationHigh;
     } else {
         SkRect destRectTarget = dest;
         resampling = computeInterpolationQuality(
             SkScalarToFloat(src.width()), SkScalarToFloat(src.height()),
             SkScalarToFloat(destRectTarget.width()), SkScalarToFloat(destRectTarget.height()),
             image->isImmutableBitmap());
-    }
 
-    if (resampling == InterpolationNone) {
-        // FIXME: This is to not break tests (it results in the filter bitmap flag
-        // being set to true). We need to decide if we respect InterpolationNone
-        // being returned from computeInterpolationQuality.
-        resampling = InterpolationLow;
+        if (resampling == InterpolationNone) {
+            // FIXME: This is to not break tests (it results in the filter bitmap flag
+            // being set to true). We need to decide if we respect InterpolationNone
+            // being returned from computeInterpolationQuality.
+            resampling = InterpolationLow;
+        }
     }
     return static_cast<SkFilterQuality>(limitInterpolationQuality(this, resampling));
 }
 
 void GraphicsContext::drawTiledImage(Image* image, const IntRect& destRect, const IntPoint& srcPoint, const IntSize& tileSize, SkXfermode::Mode op, const IntSize& repeatSpacing)
 {
     if (contextDisabled() || !image)
         return;
     image->drawTiled(this, destRect, srcPoint, tileSize, op, repeatSpacing);
 }
@@ skipping 550 matching lines @@
     static const SkPMColor colors[] = {
         SkPreMultiplyARGB(0x60, 0xFF, 0x00, 0x00), // More transparent red
         SkPreMultiplyARGB(0x60, 0xC0, 0xC0, 0xC0)  // More transparent gray
     };
 
     return colors[index];
 }
 #endif
 
 } // namespace blink