cc: Remove unneeded methods from OutputSurface.

android_webview/browser/parent_output_surface.cc

 // 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 "android_webview/browser/parent_output_surface.h"
 
 #include "android_webview/browser/aw_render_thread_context_provider.h"
 #include "cc/output/compositor_frame.h"
 #include "cc/output/output_surface_client.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
@@ skipping 19 matching lines @@
                                   const gfx::ColorSpace& color_space,
                                   bool has_alpha) {
   DCHECK_EQ(1.f, scale_factor);
   surface_size_ = size;
 }
 
 void ParentOutputSurface::SwapBuffers(cc::CompositorFrame frame) {
   context_provider_->ContextGL()->ShallowFlushCHROMIUM();
 }
 
+bool ParentOutputSurface::HasExternalStencilTest() const {
+  return stencil_state_.stencil_test_enabled;
+}
+
 void ParentOutputSurface::ApplyExternalStencil() {
   DCHECK(stencil_state_.stencil_test_enabled);
   gpu::gles2::GLES2Interface* gl = context_provider()->ContextGL();
   gl->StencilFuncSeparate(GL_FRONT, stencil_state_.stencil_front_func,
                           stencil_state_.stencil_front_mask,
                           stencil_state_.stencil_front_ref);
   gl->StencilFuncSeparate(GL_BACK, stencil_state_.stencil_back_func,
                           stencil_state_.stencil_back_mask,
                           stencil_state_.stencil_back_ref);
   gl->StencilMaskSeparate(GL_FRONT, stencil_state_.stencil_front_writemask);
   gl->StencilMaskSeparate(GL_BACK, stencil_state_.stencil_back_writemask);
   gl->StencilOpSeparate(GL_FRONT, stencil_state_.stencil_front_fail_op,
                         stencil_state_.stencil_front_z_fail_op,
                         stencil_state_.stencil_front_z_pass_op);
   gl->StencilOpSeparate(GL_BACK, stencil_state_.stencil_back_fail_op,
                         stencil_state_.stencil_back_z_fail_op,
                         stencil_state_.stencil_back_z_pass_op);
 }
 
 uint32_t ParentOutputSurface::GetFramebufferCopyTextureFormat() {
   auto* gl = static_cast<AwRenderThreadContextProvider*>(context_provider());
   return gl->GetCopyTextureInternalFormat();
 }
 
 void ParentOutputSurface::SetGLState(const ScopedAppGLStateRestore& gl_state) {
   stencil_state_ = gl_state.stencil_state();
-  SetExternalStencilTest(stencil_state_.stencil_test_enabled);
 }
 
 }  // namespace android_webview