Index: tools/telemetry/telemetry/core/backends/chrome/desktop_browser_backend.py |
diff --git a/tools/telemetry/telemetry/core/backends/chrome/desktop_browser_backend.py b/tools/telemetry/telemetry/core/backends/chrome/desktop_browser_backend.py |
index f57de5980badc038af0a9f4becaf4583e327b147..6d8fa89732171179483a39fb321ca48b61be9531 100644 |
--- a/tools/telemetry/telemetry/core/backends/chrome/desktop_browser_backend.py |
+++ b/tools/telemetry/telemetry/core/backends/chrome/desktop_browser_backend.py |
@@ -97,6 +97,9 @@ class DesktopBrowserBackend(chrome_browser_backend.ChromeBrowserBackend): |
args = super(DesktopBrowserBackend, self).GetBrowserStartupArgs() |
args.append('--remote-debugging-port=%i' % self._port) |
args.append('--enable-crash-reporter-for-testing') |
+ # Temporarily disable vsync to see the effect on performance results. |
+ # http://crbug.com/281709 |
+ args.append('--disable-gpu-vsync') |
if not self.is_content_shell: |
args.append('--window-size=1280,1024') |
if self._flash_path: |