Revert "Revert of add colortable support to imagegenerator (https://codereview.chromium.org/3044430…

src/image/SkImage_Raster.cpp

Index: src/image/SkImage_Raster.cpp
diff --git a/src/image/SkImage_Raster.cpp b/src/image/SkImage_Raster.cpp
index 7a8091c8af4cecb2618ab39330df61afd8689a86..3be7d84b7f5ae5162c117a45ae3808585fee61b9 100644
--- a/src/image/SkImage_Raster.cpp
+++ b/src/image/SkImage_Raster.cpp
@@ -94,8 +94,9 @@ SkImage_Raster::SkImage_Raster(const Info& info, SkData* data, size_t rowBytes)
 {
     data->ref();
     void* addr = const_cast<void*>(data->data());
+    SkColorTable* ctable = NULL;
 
-    fBitmap.installPixels(info, addr, rowBytes, release_data, data);
+    fBitmap.installPixels(info, addr, rowBytes, ctable, release_data, data);
     fBitmap.setImmutable();
     fBitmap.lockPixels();
 }