Add usage counter to OffscreenCanvas API calls

third_party/WebKit/Source/core/offscreencanvas/OffscreenCanvas.cpp

Index: third_party/WebKit/Source/core/offscreencanvas/OffscreenCanvas.cpp
diff --git a/third_party/WebKit/Source/core/offscreencanvas/OffscreenCanvas.cpp b/third_party/WebKit/Source/core/offscreencanvas/OffscreenCanvas.cpp
index fda130f3a08a7a8c2b96c1a21574dd6cca2d391f..dd349c5992f4626c9653f1820fb09b272c0ed875 100644
--- a/third_party/WebKit/Source/core/offscreencanvas/OffscreenCanvas.cpp
+++ b/third_party/WebKit/Source/core/offscreencanvas/OffscreenCanvas.cpp
@@ -63,6 +63,7 @@ void OffscreenCanvas::setNeutered() {
 }
 
 ImageBitmap* OffscreenCanvas::transferToImageBitmap(
+    ScriptState* scriptState,
     ExceptionState& exceptionState) {
   if (m_isNeutered) {
     exceptionState.throwDOMException(
@@ -76,7 +77,7 @@ ImageBitmap* OffscreenCanvas::transferToImageBitmap(
                                      "OffscreenCanvas with no context");
     return nullptr;
   }
-  ImageBitmap* image = m_context->transferToImageBitmap();
+  ImageBitmap* image = m_context->transferToImageBitmap(scriptState);
   if (!image) {
     // Undocumented exception (not in spec)
     exceptionState.throwDOMException(V8Error, "Out of memory");