Reland "Make GPU cache invalidation SkMessageBus messages go to one GrContext."

This is a reland of f4c5bb9aba485aa47c27b15905d81992b7cf4707

Original change's description:
> Make GPU cache invalidation SkMessageBus messages go to one GrContext.
> 
> Makes it so the template param to SkMessageBus must implement:
> bool shouldSend(uint32_t inboxID) const
> 
> Updates all GPU backend message types to only go to the GrContext that
> is adding a cache entry.
> 
> Bug: skia:
> Change-Id: I3e8a4eb90654b7b8ac57cac9fb508c0ef1d51058
> Reviewed-on: https://skia-review.googlesource.com/140220
> Reviewed-by: Robert Phillips <robertphillips@google.com>
> Reviewed-by: Jim Van Verth <jvanverth@google.com>

Bug: skia:
Change-Id: I8402bfe3ed0170c99936d47050458817030b473b
Reviewed-on: https://skia-review.googlesource.com/140801
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>

1 files changed, 5 insertions, 4 deletions

diff --git a/src/gpu/GrClipStackClip.cpp b/src/gpu/GrClipStackClip.cpp
index 8095286329..7704d929f9 100644
--- a/src/gpu/GrClipStackClip.cpp
+++ b/src/gpu/GrClipStackClip.cpp
@@ -313,12 +313,13 @@ static void create_clip_mask_key(uint32_t clipGenID, const SkIRect& bounds, int
 }
 
 static void add_invalidate_on_pop_message(const SkClipStack& stack, uint32_t clipGenID,
-                                          const GrUniqueKey& clipMaskKey) {
+                                          const GrUniqueKey& clipMaskKey,
+                                          uint32_t contextUniqueID) {
     SkClipStack::Iter iter(stack, SkClipStack::Iter::kTop_IterStart);
     while (const Element* element = iter.prev()) {
         if (element->getGenID() == clipGenID) {
             std::unique_ptr<GrUniqueKeyInvalidatedMessage> msg(
-                    new GrUniqueKeyInvalidatedMessage(clipMaskKey));
+                    new GrUniqueKeyInvalidatedMessage(clipMaskKey, contextUniqueID));
             element->addResourceInvalidationMessage(std::move(msg));
             return;
         }
@@ -363,7 +364,7 @@ sk_sp<GrTextureProxy> GrClipStackClip::createAlphaClipMask(GrContext* context,
 
     SkASSERT(result->origin() == kTopLeft_GrSurfaceOrigin);
     proxyProvider->assignUniqueKeyToProxy(key, result.get());
-    add_invalidate_on_pop_message(*fStack, reducedClip.maskGenID(), key);
+    add_invalidate_on_pop_message(*fStack, reducedClip.maskGenID(), key, context->uniqueID());
 
     return result;
 }
@@ -504,6 +505,6 @@ sk_sp<GrTextureProxy> GrClipStackClip::createSoftwareClipMask(
 
     SkASSERT(proxy->origin() == kTopLeft_GrSurfaceOrigin);
     proxyProvider->assignUniqueKeyToProxy(key, proxy.get());
-    add_invalidate_on_pop_message(*fStack, reducedClip.maskGenID(), key);
+    add_invalidate_on_pop_message(*fStack, reducedClip.maskGenID(), key, context->uniqueID());
     return proxy;
 }