fix the bugs of getSyncParameter in gl-object-get-calls.html

gpu/blink/webgraphicscontext3d_impl.cc

 // Copyright (c) 2012 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 "gpu/blink/webgraphicscontext3d_impl.h"
 
 #include "base/atomicops.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "gpu/GLES2/gl2extchromium.h"
@@ skipping 556 matching lines @@
       blink::WebString::fromUTF8(log.get(), returnedLogLength);
   return res;
 }
 
 blink::WebString WebGraphicsContext3DImpl::getString(
     WGC3Denum name) {
   return blink::WebString::fromUTF8(
       reinterpret_cast<const char*>(gl_->GetString(name)));
 }
 
+void WebGraphicsContext3DImpl::getSynciv(blink::WGC3Dsync sync,
+                                         blink::WGC3Denum pname,
+                                         blink::WGC3Dsizei bufSize,
+                                         blink::WGC3Dsizei *length,
+                                         blink::WGC3Dint *params) {
+  return gl_->GetSynciv(
+      reinterpret_cast<GLsync>(sync), pname, bufSize, length, params);
+}
+
 DELEGATE_TO_GL_3(getTexParameterfv, GetTexParameterfv,
                  WGC3Denum, WGC3Denum, WGC3Dfloat*)
 
 DELEGATE_TO_GL_3(getTexParameteriv, GetTexParameteriv,
                  WGC3Denum, WGC3Denum, WGC3Dint*)
 
 DELEGATE_TO_GL_3(getUniformfv, GetUniformfv, WebGLId, WGC3Dint, WGC3Dfloat*)
 
 DELEGATE_TO_GL_3(getUniformiv, GetUniformiv, WebGLId, WGC3Dint, WGC3Dint*)
 
@@ skipping 692 matching lines @@
       output_attribs->context_type = ::gpu::gles2::CONTEXT_TYPE_WEBGL2;
       break;
     default:
       NOTREACHED();
       output_attribs->context_type = ::gpu::gles2::CONTEXT_TYPE_OPENGLES2;
       break;
   }
 }
 
 }  // namespace gpu_blink