Don't run paused animations on the compositor.

Source/core/animation/Player.cpp

Index: Source/core/animation/Player.cpp
diff --git a/Source/core/animation/Player.cpp b/Source/core/animation/Player.cpp
index 2fabdd15e17081e012e6d68c3f6ec7b4b77a7d1c..e8d3ddc697d70c8c00a3ac2434f707f71322ff37 100644
--- a/Source/core/animation/Player.cpp
+++ b/Source/core/animation/Player.cpp
@@ -87,7 +87,7 @@ bool Player::maybeStartAnimationOnCompositor()
     // FIXME: Support starting compositor animations that have a fixed
     // start time.
     ASSERT(!hasStartTime());
-    if (!m_content || !m_content->isAnimation())
+    if (!m_content || !m_content->isAnimation() || paused())
         return false;
 
     return toAnimation(m_content.get())->maybeStartAnimationOnCompositor();