gpu impl for compose and combine maskfilters

remove "warning" in GrProcessorSet about coverage-as-alpha (we think the current behavior is correct)

update gpudevice::drawImage to check for maskfilter before trying to create its mask

Bug: skia:
Change-Id: I9ecb6cd25dd003bc19fa1e33edf6614a5ba4acb7
Reviewed-on: https://skia-review.googlesource.com/103761
Commit-Queue: Mike Reed <reed@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>

1 files changed, 0 insertions, 3 deletions

diff --git a/src/gpu/GrProcessorSet.cpp b/src/gpu/GrProcessorSet.cpp
index 0601d92db8..919ff47e3f 100644
--- a/src/gpu/GrProcessorSet.cpp
+++ b/src/gpu/GrProcessorSet.cpp
@@ -181,9 +181,6 @@ GrProcessorSet::Analysis GrProcessorSet::finalize(const GrProcessorAnalysisColor
     for (int i = 0; i < n; ++i) {
         if (!fps[i]->compatibleWithCoverageAsAlpha()) {
             analysis.fCompatibleWithCoverageAsAlpha = false;
-            // Other than tests that exercise atypical behavior we expect all coverage FPs to be
-            // compatible with the coverage-as-alpha optimization.
-            GrCapsDebugf(&caps, "Coverage FP is not compatible with coverage as alpha.\n");
         }
         coverageUsesLocalCoords |= fps[i]->usesLocalCoords();
     }