Make SingleThreadProxy a SchedulerClient

ui/compositor/test/test_compositor_host_mac.mm

 // Copyright (c) 2012 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 "ui/compositor/test/test_compositor_host.h"
 
 #import <AppKit/NSApplication.h>
 #import <AppKit/NSOpenGL.h>
 #import <AppKit/NSView.h>
 #import <AppKit/NSWindow.h>
@@ skipping 21 matching lines @@
   self = [super initWithFrame:NSZeroRect];
   return self;
 }
 
 -(void)setCompositor:(ui::Compositor*)compositor {
   compositor_ = compositor;
 }
 
 - (void)drawRect:(NSRect)rect {
   DCHECK(compositor_) << "Drawing with no compositor set.";
-  compositor_->Draw();
+  compositor_->ScheduleFullRedraw();
 }
 @end
 
 namespace ui {
 
 // Tests that use Objective-C memory semantics need to have a top-level
 // NSAutoreleasePool set up and initialized prior to execution and drained upon
 // exit.  The tests will leak otherwise.
 class FoundationHost {
  protected:
@@ skipping 89 matching lines @@
 }
 
 // static
 TestCompositorHost* TestCompositorHost::Create(
     const gfx::Rect& bounds,
     ui::ContextFactory* context_factory) {
   return new TestCompositorHostMac(bounds, context_factory);
 }
 
 }  // namespace ui