Request context sharing via content::ContextProviderCommandBuffer

content/browser/renderer_host/render_widget_host_view_android.cc

 // 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 "content/browser/renderer_host/render_widget_host_view_android.h"
 
 #include <android/bitmap.h>
 
 #include <utility>
 
@@ skipping 165 matching lines @@
   limits.command_buffer_size = 1024;
   // The transfer buffer is used for shaders among other things, so give some
   // reasonable but small limit.
   limits.start_transfer_buffer_size = 4 * 1024;
   limits.min_transfer_buffer_size = 4 * 1024;
   limits.max_transfer_buffer_size = full_screen_texture_size_in_bytes;
   // This context is used for doing async readbacks, so allow at least a full
   // screen readback to be mapped.
   limits.mapped_memory_reclaim_limit = full_screen_texture_size_in_bytes;
 
-  bool share_resources = false;
   bool automatic_flushes = false;
   GURL url("chrome://gpu/RenderWidgetHostViewAndroid");
 
   std::unique_ptr<WebGraphicsContext3DCommandBufferImpl> context(
       new WebGraphicsContext3DCommandBufferImpl(
           gpu::kNullSurfaceHandle,  // offscreen
           url, gpu_channel_host.get(), attributes, gfx::PreferIntegratedGpu,
-          share_resources, automatic_flushes, nullptr));
-  provider_ = new ContextProviderCommandBuffer(
-      std::move(context), limits, BROWSER_OFFSCREEN_MAINTHREAD_CONTEXT);
+          automatic_flushes));
+  provider_ =
+      new ContextProviderCommandBuffer(std::move(context), limits, nullptr,
+                                       BROWSER_OFFSCREEN_MAINTHREAD_CONTEXT);
   if (!provider_->BindToCurrentThread())
     return;
   provider_->ContextGL()->TraceBeginCHROMIUM(
       "gpu_toplevel",
       base::StringPrintf("CmdBufferImageTransportFactory-%p", provider_.get())
           .c_str());
   provider_->SetLostContextCallback(
       base::Bind(&GLHelperHolder::OnContextLost, base::Unretained(this)));
   gl_helper_.reset(new display_compositor::GLHelper(
       provider_->ContextGL(), provider_->ContextSupport()));
@@ skipping 1811 matching lines @@
   results->orientationAngle = display.RotationAsDegree();
   results->orientationType =
       RenderWidgetHostViewBase::GetOrientationTypeForMobile(display);
   gfx::DeviceDisplayInfo info;
   results->depth = info.GetBitsPerPixel();
   results->depthPerComponent = info.GetBitsPerComponent();
   results->isMonochrome = (results->depthPerComponent == 0);
 }
 
 }  // namespace content