Remove genSyncTokenCHROMIUM from WebGraphicsContext3D.

third_party/WebKit/Source/platform/graphics/gpu/DrawingBuffer.cpp

 /*
  * Copyright (c) 2010, 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 290 matching lines @@
     } else {
         m_gl->CopyTextureCHROMIUM(m_colorBuffer.textureId, frontColorBufferMailbox->textureInfo.textureId, frontColorBufferMailbox->textureInfo.parameters.internalColorFormat, GL_UNSIGNED_BYTE, GL_FALSE, GL_FALSE, GL_FALSE);
     }
 
     restoreFramebufferBindings();
     m_contentsChanged = false;
 
     m_gl->ProduceTextureDirectCHROMIUM(frontColorBufferMailbox->textureInfo.textureId, frontColorBufferMailbox->textureInfo.parameters.target, frontColorBufferMailbox->mailbox.name);
     const GLuint64 fenceSync = m_gl->InsertFenceSyncCHROMIUM();
     m_gl->Flush();
-    frontColorBufferMailbox->mailbox.validSyncToken = m_context->genSyncTokenCHROMIUM(fenceSync, frontColorBufferMailbox->mailbox.syncToken);
+    m_gl->GenSyncTokenCHROMIUM(fenceSync, frontColorBufferMailbox->mailbox.syncToken);
+    frontColorBufferMailbox->mailbox.validSyncToken = true;
     frontColorBufferMailbox->mailbox.allowOverlay = frontColorBufferMailbox->textureInfo.imageId != 0;
     frontColorBufferMailbox->mailbox.textureTarget = frontColorBufferMailbox->textureInfo.parameters.target;
     frontColorBufferMailbox->mailbox.textureSize = WebSize(m_size.width(), m_size.height());
     setBufferClearNeeded(true);
 
     // set m_parentDrawingBuffer to make sure 'this' stays alive as long as it has live mailboxes
     ASSERT(!frontColorBufferMailbox->m_parentDrawingBuffer);
     frontColorBufferMailbox->m_parentDrawingBuffer = this;
     *outMailbox = frontColorBufferMailbox->mailbox;
     m_frontColorBuffer = { frontColorBufferMailbox->textureInfo, frontColorBufferMailbox->mailbox };
@@ skipping 203 matching lines @@
         textureId = m_frontColorBuffer.texInfo.textureId;
         mailbox = m_frontColorBuffer.mailbox;
         target = m_frontColorBuffer.texInfo.parameters.target;
     } else {
         textureId = m_colorBuffer.textureId;
         target = m_colorBuffer.parameters.target;
         m_gl->GenMailboxCHROMIUM(mailbox.name);
         m_gl->ProduceTextureDirectCHROMIUM(textureId, target, mailbox.name);
         const GLuint64 fenceSync = m_gl->InsertFenceSyncCHROMIUM();
         m_gl->Flush();
-        mailbox.validSyncToken = m_context->genSyncTokenCHROMIUM(fenceSync, mailbox.syncToken);
+        m_gl->GenSyncTokenCHROMIUM(fenceSync, mailbox.syncToken);
+        mailbox.validSyncToken = true;
     }
 
     if (mailbox.validSyncToken)
         gl->WaitSyncTokenCHROMIUM(mailbox.syncToken);
     Platform3DObject sourceTexture = gl->CreateAndConsumeTextureCHROMIUM(target, mailbox.name);
 
     GLboolean unpackPremultiplyAlphaNeeded = GL_FALSE;
     GLboolean unpackUnpremultiplyAlphaNeeded = GL_FALSE;
     if (m_actualAttributes.alpha && m_actualAttributes.premultipliedAlpha && !premultiplyAlpha)
         unpackUnpremultiplyAlphaNeeded = GL_TRUE;
     else if (m_actualAttributes.alpha && !m_actualAttributes.premultipliedAlpha && premultiplyAlpha)
         unpackPremultiplyAlphaNeeded = GL_TRUE;
 
     gl->CopyTextureCHROMIUM(sourceTexture, texture, internalFormat, destType, flipY, unpackPremultiplyAlphaNeeded, unpackUnpremultiplyAlphaNeeded);
 
     context->deleteTexture(sourceTexture);
 
     const GLuint64 fenceSync = gl->InsertFenceSyncCHROMIUM();
 
     gl->Flush();
     GLbyte syncToken[24];
-    if (context->genSyncTokenCHROMIUM(fenceSync, syncToken))
-        m_gl->WaitSyncTokenCHROMIUM(syncToken);
+    gl->GenSyncTokenCHROMIUM(fenceSync, syncToken);
+    m_gl->WaitSyncTokenCHROMIUM(syncToken);
 
     return true;
 }
 
 Platform3DObject DrawingBuffer::framebuffer() const
 {
     return m_fbo;
 }
 
 WebLayer* DrawingBuffer::platformLayer()
@@ skipping 467 matching lines @@
 
     if (m_antiAliasingMode == MSAAImplicitResolve)
         m_gl->FramebufferTexture2DMultisampleEXT(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, target, m_colorBuffer.textureId, 0, m_sampleCount);
     else
         m_gl->FramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, target, m_colorBuffer.textureId, 0);
 
     m_gl->BindTexture(GL_TEXTURE_2D, m_texture2DBinding);
 }
 
 } // namespace blink