# HG changeset patch
# User Kartikaya Gupta <kgupta@mozilla.com>
# Date 1518127905 18000
# Node ID 64480155967fa3334d42cc17b03e6b9b5ba66e8e
# Parent  b166f812f4ac289a4aa9cf2ddf4a962a06a50d13
Bug 1436832 - Avoid unnecessary casting. r=sotaro

MozReview-Commit-ID: 2MoJv1Wg8g4

diff --git a/gfx/layers/wr/WebRenderBridgeParent.cpp b/gfx/layers/wr/WebRenderBridgeParent.cpp
--- a/gfx/layers/wr/WebRenderBridgeParent.cpp
+++ b/gfx/layers/wr/WebRenderBridgeParent.cpp
@@ -1292,19 +1292,17 @@ WebRenderBridgeParent::FlushPendingTrans
   return id;
 }
 
 uint64_t
 WebRenderBridgeParent::FlushTransactionIdsForEpoch(const wr::Epoch& aEpoch, const TimeStamp& aEndTime)
 {
   uint64_t id = 0;
   while (!mPendingTransactionIds.empty()) {
-    int64_t diff =
-      static_cast<int64_t>(aEpoch.mHandle) - static_cast<int64_t>(mPendingTransactionIds.front().mEpoch.mHandle);
-    if (diff < 0) {
+    if (aEpoch.mHandle < mPendingTransactionIds.front().mEpoch.mHandle) {
       break;
     }
 #if defined(ENABLE_FRAME_LATENCY_LOG)
     if (mPendingTransactionIds.front().mTxnStartTime) {
       uint32_t latencyMs = round((aEndTime - mPendingTransactionIds.front().mTxnStartTime).ToMilliseconds());
       printf_stderr("From transaction start to end of generate frame latencyMs %d this %p\n", latencyMs, this);
     }
     if (mPendingTransactionIds.front().mFwdTime) {