add tracepoint for when the display chain is stuffed

bug 30173296

Change-Id: I7845542d4e5c19ccb7c3ee6498cc2d70278b5397

parent 117cf8de

libs/hwui/renderthread/CanvasContext.cpp

+1 −0

Original line number	Diff line number	Diff line
		@@ -234,6 +234,7 @@ bool CanvasContext::isSwapChainStuffed() {
		}

		// All signs point to a stuffed swap chain
		ATRACE_NAME("swap chain stuffed");
		return true;
		}