Remove unused function Compositor::setDeviceScaleFactor.

content/browser/renderer_host/compositor_impl_android.cc

Index: content/browser/renderer_host/compositor_impl_android.cc
diff --git a/content/browser/renderer_host/compositor_impl_android.cc b/content/browser/renderer_host/compositor_impl_android.cc
index a3b1f9040d242e4c343aad3c37d22d79dace1b91..affcac97c7bc4fadd00493613fe463819d281457 100644
--- a/content/browser/renderer_host/compositor_impl_android.cc
+++ b/content/browser/renderer_host/compositor_impl_android.cc
@@ -324,7 +324,6 @@ CompositorImpl::CompositorImpl(CompositorClient* client,
     : frame_sink_id_(
           ui::ContextProviderFactory::GetInstance()->AllocateFrameSinkId()),
       resource_manager_(root_window),
-      device_scale_factor_(1),
       window_(NULL),
       surface_handle_(gpu::kNullSurfaceHandle),
       client_(client),
@@ -443,7 +442,7 @@ void CompositorImpl::CreateLayerTreeHost() {
   host_->SetFrameSinkId(frame_sink_id_);
   host_->GetLayerTree()->SetViewportSize(size_);
   SetHasTransparentBackground(false);
-  host_->GetLayerTree()->SetDeviceScaleFactor(device_scale_factor_);
+  host_->GetLayerTree()->SetDeviceScaleFactor(1);
 
   if (needs_animate_)
     host_->SetNeedsAnimate();
@@ -471,12 +470,6 @@ void CompositorImpl::SetVisible(bool visible) {
   }
 }
 
-void CompositorImpl::setDeviceScaleFactor(float factor) {
-  device_scale_factor_ = factor;
-  if (host_)
-    host_->GetLayerTree()->SetDeviceScaleFactor(factor);
-}
-
 void CompositorImpl::SetWindowBounds(const gfx::Size& size) {
   if (size_ == size)
     return;