Fix assorted issues with remote CoreAnimation

content/browser/compositor/browser_compositor_view_private_mac.mm

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/compositor/browser_compositor_view_private_mac.h"
 
 #include <map>
 
 #include "base/debug/trace_event.h"
 #include "base/lazy_instance.h"
@@ skipping 42 matching lines @@
   native_widget_ = reinterpret_cast<gfx::AcceleratedWidget>(
       last_sequence_number);
   g_widget_to_internals_map.Pointer()->insert(
       std::make_pair(native_widget_, this));
 
   // Create a compositor to draw the contents of this view.
   compositor_.reset(new ui::Compositor(
       native_widget_,
       content::GetContextFactory(),
       RenderWidgetResizeHelper::Get()->task_runner()));
+  compositor_->SetVisible(false);
 }
 
 BrowserCompositorViewMacInternal::~BrowserCompositorViewMacInternal() {
   DCHECK(!client_);
   g_widget_to_internals_map.Pointer()->erase(native_widget_);
 }
 
 void BrowserCompositorViewMacInternal::SetClient(
     BrowserCompositorViewMacClient* client) {
   // Disable the fade-in animation as the view is added.
   ScopedCAActionDisabler disabler;
 
   DCHECK(client && !client_);
   client_ = client;
   compositor_->SetRootLayer(client_->BrowserCompositorRootLayer());
 
   CALayer* background_layer = [client_->BrowserCompositorSuperview() layer];
   DCHECK(background_layer);
   [flipped_layer_ setBounds:[background_layer bounds]];
   [background_layer addSublayer:flipped_layer_];
+  compositor_->SetVisible(true);
 }
 
 void BrowserCompositorViewMacInternal::ResetClient() {
   if (!client_)
     return;
 
   // Disable the fade-out animation as the view is removed.
   ScopedCAActionDisabler disabler;
 
   [flipped_layer_ removeFromSuperlayer];
   DestroyIOSurfaceLayer(io_surface_layer_);
   DestroyCAContextLayer(ca_context_layer_);
   DestroySoftwareLayer();
 
   accelerated_output_surface_id_ = 0;
   last_swap_size_dip_ = gfx::Size();
 
+  compositor_->SetVisible(false);
   compositor_->SetScaleAndSize(1.0, gfx::Size(0, 0));
   compositor_->SetRootLayer(NULL);
   client_ = NULL;
 }
 
 bool BrowserCompositorViewMacInternal::HasFrameOfSize(
     const gfx::Size& dip_size) const {
   return last_swap_size_dip_ == dip_size;
 }
 
@@ skipping 226 matching lines @@
       g_widget_to_internals_map.Pointer()->find(widget);
   // This can end up being accessed after the underlying widget has been
   // destroyed, but while the ui::Compositor is still being destroyed.
   // Return NULL in these cases.
   if (found == g_widget_to_internals_map.Pointer()->end())
     return NULL;
   return found->second;
 }
 
 }  // namespace content