cc: Remove most methods from RendererClient.

cc/output/output_surface.cc

Index: cc/output/output_surface.cc
diff --git a/cc/output/output_surface.cc b/cc/output/output_surface.cc
index bd2e8c1ccf653e74e01ccd6e5fc4a3505efa2695..2ffcf95901f8885463802adeb584ef27c739847b 100644
--- a/cc/output/output_surface.cc
+++ b/cc/output/output_surface.cc
@@ -30,8 +30,7 @@ using std::vector;
 
 namespace cc {
 
-OutputSurface::OutputSurface(
-    scoped_refptr<ContextProvider> context_provider)
+OutputSurface::OutputSurface(scoped_refptr<ContextProvider> context_provider)
     : context_provider_(context_provider),
       has_gl_discard_backbuffer_(false),
       has_swap_buffers_complete_callback_(false),
@@ -42,8 +41,8 @@ OutputSurface::OutputSurface(
       needs_begin_frame_(false),
       begin_frame_pending_(false),
       client_(NULL),
-      check_for_retroactive_begin_frame_pending_(false) {
-}
+      check_for_retroactive_begin_frame_pending_(false),
+      external_stencil_test_enabled_(false) {}
 
 OutputSurface::OutputSurface(
     scoped_ptr<cc::SoftwareOutputDevice> software_device)
@@ -57,8 +56,8 @@ OutputSurface::OutputSurface(
       needs_begin_frame_(false),
       begin_frame_pending_(false),
       client_(NULL),
-      check_for_retroactive_begin_frame_pending_(false) {
-}
+      check_for_retroactive_begin_frame_pending_(false),
+      external_stencil_test_enabled_(false) {}
 
 OutputSurface::OutputSurface(
     scoped_refptr<ContextProvider> context_provider,
@@ -74,8 +73,8 @@ OutputSurface::OutputSurface(
       needs_begin_frame_(false),
       begin_frame_pending_(false),
       client_(NULL),
-      check_for_retroactive_begin_frame_pending_(false) {
-}
+      check_for_retroactive_begin_frame_pending_(false),
+      external_stencil_test_enabled_(false) {}
 
 void OutputSurface::InitializeBeginFrameEmulation(
     base::SingleThreadTaskRunner* task_runner,
@@ -220,7 +219,7 @@ void OutputSurface::DidLoseOutputSurface() {
 }
 
 void OutputSurface::SetExternalStencilTest(bool enabled) {
-  client_->SetExternalStencilTest(enabled);
+  external_stencil_test_enabled_ = enabled;
 }
 
 void OutputSurface::SetExternalDrawConstraints(const gfx::Transform& transform,
@@ -237,10 +236,12 @@ OutputSurface::~OutputSurface() {
   ResetContext3d();
 }
 
-bool OutputSurface::ForcedDrawToSoftwareDevice() const {
-  return false;
+bool OutputSurface::HasExternalStencilTest() const {
+  return external_stencil_test_enabled_;
 }
 
+bool OutputSurface::ForcedDrawToSoftwareDevice() const { return false; }
+
 bool OutputSurface::BindToClient(cc::OutputSurfaceClient* client) {
   DCHECK(client);
   client_ = client;