Remove genSyncTokenCHROMIUM from WebGraphicsContext3D.

third_party/WebKit/Source/platform/graphics/Canvas2DLayerBridge.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 211 matching lines @@
     gl->CopySubTextureCHROMIUM(imageTexture, imageInfo.m_textureId, 0, 0, 0, 0, m_size.width(), m_size.height(), GL_FALSE, GL_FALSE, GL_FALSE);
 
     MailboxInfo& info = m_mailboxes.first();
     info.m_mailbox.textureTarget = GC3D_TEXTURE_RECTANGLE_ARB;
     gl->GenMailboxCHROMIUM(info.m_mailbox.name);
     gl->ProduceTextureDirectCHROMIUM(imageInfo.m_textureId, info.m_mailbox.textureTarget, info.m_mailbox.name);
     info.m_mailbox.allowOverlay = true;
 
     const WGC3Duint64 fenceSync = gl->InsertFenceSyncCHROMIUM();
     context()->flush();
-    info.m_mailbox.validSyncToken = context()->genSyncTokenCHROMIUM(fenceSync, info.m_mailbox.syncToken);
+    gl->GenSyncTokenCHROMIUM(fenceSync, info.m_mailbox.syncToken);
+    info.m_mailbox.validSyncToken = true;
 
     info.m_imageInfo = imageInfo;
     *outMailbox = info.m_mailbox;
 
     gl->BindTexture(GC3D_TEXTURE_RECTANGLE_ARB, 0);
 
     // Because we are changing the texture binding without going through skia,
     // we must dirty the context.
     grContext->resetContext(kTextureBinding_GrGLBackendState);
 
@@ skipping 93 matching lines @@
 
     // Need to flush skia's internal queue because texture is about to be accessed directly
     grContext->flush();
 
     // Because of texture sharing with the compositor, we must invalidate
     // the state cached in skia so that the deferred copy on write
     // in SkSurface_Gpu does not make any false assumptions.
     mailboxInfo.m_image->getTexture()->textureParamsModified();
     mailboxInfo.m_mailbox.textureTarget = GL_TEXTURE_2D;
 
-    WebGraphicsContext3D* webContext = context();
     gpu::gles2::GLES2Interface* gl = contextGL();
     GLuint textureID = skia::GrBackendObjectToGrGLTextureInfo(mailboxInfo.m_image->getTextureHandle(true))->fID;
     gl->BindTexture(GL_TEXTURE_2D, textureID);
     gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, getGLFilter());
     gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, getGLFilter());
     gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
     gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 
     // Re-use the texture's existing mailbox, if there is one.
     if (mailboxInfo.m_image->getTexture()->getCustomData()) {
         ASSERT(mailboxInfo.m_image->getTexture()->getCustomData()->size() == sizeof(mailboxInfo.m_mailbox.name));
         memcpy(&mailboxInfo.m_mailbox.name[0], mailboxInfo.m_image->getTexture()->getCustomData()->data(), sizeof(mailboxInfo.m_mailbox.name));
     } else {
         gl->GenMailboxCHROMIUM(mailboxInfo.m_mailbox.name);
         RefPtr<SkData> mailboxNameData = adoptRef(SkData::NewWithCopy(&mailboxInfo.m_mailbox.name[0], sizeof(mailboxInfo.m_mailbox.name)));
         mailboxInfo.m_image->getTexture()->setCustomData(mailboxNameData.get());
         gl->ProduceTextureCHROMIUM(GL_TEXTURE_2D, mailboxInfo.m_mailbox.name);
     }
 
     if (isHidden()) {
         // With hidden canvases, we release the SkImage immediately because
         // there is no need for animations to be double buffered.
         mailboxInfo.m_image.clear();
     } else {
         // FIXME: We'd rather insert a syncpoint than perform a flush here,
         // but currently the canvas will flicker if we don't flush here.
         const GLuint64 fenceSync = gl->InsertFenceSyncCHROMIUM();
         gl->Flush();
-        mailboxInfo.m_mailbox.validSyncToken = webContext->genSyncTokenCHROMIUM(fenceSync, mailboxInfo.m_mailbox.syncToken);
+        gl->GenSyncTokenCHROMIUM(fenceSync, mailboxInfo.m_mailbox.syncToken);
+        mailboxInfo.m_mailbox.validSyncToken = true;
     }
     gl->BindTexture(GL_TEXTURE_2D, 0);
     // Because we are changing the texture binding without going through skia,
     // we must dirty the context.
     grContext->resetContext(kTextureBinding_GrGLBackendState);
 
     *outMailbox = mailboxInfo.m_mailbox;
     return true;
 }
 
@@ skipping 620 matching lines @@
 #endif // USE_IOSURFACE_FOR_2D_CANVAS
 }
 
 void Canvas2DLayerBridge::Logger::reportHibernationEvent(HibernationEvent event)
 {
     DEFINE_STATIC_LOCAL(EnumerationHistogram, hibernationHistogram, ("Canvas.HibernationEvents", HibernationEventCount));
     hibernationHistogram.count(event);
 }
 
 } // namespace blink