[poc] redecode

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

Index: third_party/WebKit/Source/platform/graphics/ImagePattern.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/ImagePattern.cpp b/third_party/WebKit/Source/platform/graphics/ImagePattern.cpp
index 584246d45217a8a56b6e7f97b623e6d22ae042d7..c1262e95ff19a16f0cdb9d7064a2190cbe2fc4a5 100644
--- a/third_party/WebKit/Source/platform/graphics/ImagePattern.cpp
+++ b/third_party/WebKit/Source/platform/graphics/ImagePattern.cpp
@@ -5,6 +5,8 @@
 #include "config.h"
 #include "platform/graphics/ImagePattern.h"
 
+#include "platform/graphics/BitmapImage.h"
+#include "platform/graphics/GraphicsScreen.h"
 #include "platform/graphics/Image.h"
 #include "platform/graphics/skia/SkiaUtils.h"
 #include "third_party/skia/include/core/SkCanvas.h"
@@ -21,8 +23,18 @@ PassRefPtr<ImagePattern> ImagePattern::create(PassRefPtr<Image> image, RepeatMod
 
 ImagePattern::ImagePattern(PassRefPtr<Image> image, RepeatMode repeatMode)
     : Pattern(repeatMode)
-    , m_tileImage(image->imageForCurrentFrame())
 {
+    // Patterns of tagged images (those that have a color profile) are drawn to sRGB
+    // on supported platforms. Note the only allowed caller is the <canvas> element.
+
+    if (image && imageColorProfilesEnabled() && image->isBitmapImage()) {
+        if (toBitmapImage(image.get())->hasColorProfile())
+            toBitmapImage(image.get())->notifyDeviceProfile(screenColorProfile(currentScreenId()).get());
+        RELEASE_ASSERT(!currentScreenId()); // Check the caller is an HTML <canvas>.
+    }
+
+    m_tileImage = image->imageForCurrentFrame();
+
     if (m_tileImage) {
         // TODO(fmalita): mechanism to extract the actual SkImageInfo from an SkImage?
         const SkImageInfo info =