Implement WebGL's commit on the main thread

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

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "platform/graphics/AcceleratedStaticBitmapImage.h"
 
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "gpu/command_buffer/common/sync_token.h"
 #include "platform/CrossThreadFunctional.h"
 #include "platform/graphics/StaticBitmapImage.h"
@@ skipping 10 matching lines @@
 #include <memory>
 #include <utility>
 
 namespace blink {
 
 PassRefPtr<AcceleratedStaticBitmapImage> AcceleratedStaticBitmapImage::createFromSharedContextImage(sk_sp<SkImage> image)
 {
     return adoptRef(new AcceleratedStaticBitmapImage(std::move(image)));
 }
 
-PassRefPtr<AcceleratedStaticBitmapImage> AcceleratedStaticBitmapImage::createFromWebGLContextImage(sk_sp<SkImage> image, const gpu::Mailbox& mailbox, const gpu::SyncToken& syncToken)
+PassRefPtr<AcceleratedStaticBitmapImage> AcceleratedStaticBitmapImage::createFromWebGLContextImage(sk_sp<SkImage> image, const gpu::Mailbox& mailbox, const gpu::SyncToken& syncToken, GLuint textureId)

[danakj, 2016/09/09 20:51:42]

"textureId" for what? Can you make this name explain more

 {
-    return adoptRef(new AcceleratedStaticBitmapImage(std::move(image), mailbox, syncToken));
+    return adoptRef(new AcceleratedStaticBitmapImage(std::move(image), mailbox, syncToken, textureId));
 }
 
 AcceleratedStaticBitmapImage::AcceleratedStaticBitmapImage(sk_sp<SkImage> image)
     : StaticBitmapImage(std::move(image))
     , m_sharedContextId(SharedGpuContext::contextId())
 {
     m_threadChecker.DetachFromThread();
 }
 
-AcceleratedStaticBitmapImage::AcceleratedStaticBitmapImage(sk_sp<SkImage> image, const gpu::Mailbox& mailbox, const gpu::SyncToken& syncToken)
+AcceleratedStaticBitmapImage::AcceleratedStaticBitmapImage(sk_sp<SkImage> image, const gpu::Mailbox& mailbox, const gpu::SyncToken& syncToken, GLuint textureId)
     : StaticBitmapImage(std::move(image))
     , m_sharedContextId(SharedGpuContext::kNoSharedContext)
     , m_hasMailbox(true)
     , m_mailbox(mailbox)
     , m_syncToken(syncToken)
+    , m_textureId(textureId)
 {
     m_threadChecker.DetachFromThread();
 
     // Note: In this case, m_image is not usable directly because it is not in the shared context.
     // It is just used to hold a reference to the texture object in the origin context until the
     // mailbox can be consumed.
 }
 
 AcceleratedStaticBitmapImage::~AcceleratedStaticBitmapImage()
 {
@@ skipping 149 matching lines @@
         const GLuint64 fenceSync = sharedGL->InsertFenceSyncCHROMIUM();
         sharedGL->Flush();
         sharedGL->GenSyncTokenCHROMIUM(fenceSync, releaseSyncToken->GetData());
         m_imageThread->getWebTaskRunner()->postTask(BLINK_FROM_HERE, crossThreadBind(&releaseImage, passed(std::move(m_image)), passed(std::move(releaseSyncToken))));
     }
     m_image = nullptr;
     m_imageThread = nullptr;
 }
 
 } // namespace blink