Request context sharing via content::ContextProviderCommandBuffer

content/browser/gpu/gpu_ipc_browsertests.cc

 // Copyright 2013 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 "base/command_line.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "build/build_config.h"
 #include "content/browser/gpu/browser_gpu_channel_host_factory.h"
 #include "content/browser/gpu/gpu_process_host_ui_shim.h"
@@ skipping 21 matching lines @@
     gpu::GpuChannelHost* gpu_channel_host) {
   // This is for an offscreen context, so the default framebuffer doesn't need
   // any alpha, depth, stencil, antialiasing.
   gpu::gles2::ContextCreationAttribHelper attributes;
   attributes.alpha_size = -1;
   attributes.depth_size = 0;
   attributes.stencil_size = 0;
   attributes.samples = 0;
   attributes.sample_buffers = 0;
   attributes.bind_generates_resource = false;
-  bool share_resources = false;
   bool automatic_flushes = false;
   return base::WrapUnique(new WebGraphicsContext3DCommandBufferImpl(
       gpu::kNullSurfaceHandle, GURL(), gpu_channel_host, attributes,
-      gfx::PreferIntegratedGpu, share_resources, automatic_flushes, nullptr));
+      gfx::PreferIntegratedGpu, automatic_flushes));
 }
 
 class ContextTestBase : public content::ContentBrowserTest {
  public:
   void SetUpOnMainThread() override {
     // This may leave the provider_ null in some cases, so tests need to early
     // out.
     if (!content::BrowserGpuChannelHostFactory::CanUseForTesting())
       return;
 
     if (!content::BrowserGpuChannelHostFactory::instance())
       content::BrowserGpuChannelHostFactory::Initialize(true);
 
     content::BrowserGpuChannelHostFactory* factory =
         content::BrowserGpuChannelHostFactory::instance();
     CHECK(factory);
     base::RunLoop run_loop;
     factory->EstablishGpuChannel(kInitCause, run_loop.QuitClosure());
     run_loop.Run();
     scoped_refptr<gpu::GpuChannelHost> gpu_channel_host(
         factory->GetGpuChannel());
     CHECK(gpu_channel_host);
 
     provider_ = new content::ContextProviderCommandBuffer(
         CreateContext(gpu_channel_host.get()), gpu::SharedMemoryLimits(),
-        content::OFFSCREEN_CONTEXT_FOR_TESTING);
+        nullptr, content::OFFSCREEN_CONTEXT_FOR_TESTING);
     bool bound = provider_->BindToCurrentThread();
     CHECK(bound);
     gl_ = provider_->ContextGL();
     context_support_ = provider_->ContextSupport();
 
     ContentBrowserTest::SetUpOnMainThread();
   }
 
   void TearDownOnMainThread() override {
     // Must delete the context first.
@@ skipping 137 matching lines @@
   // provider has been destroyed. Without this behavior, user code would have
   // to be careful to destroy objects in the right order to avoid using freed
   // memory as a function pointer in the GrContext's GrGLInterface instance.
   DCHECK(!IsChannelEstablished());
   EstablishAndWait();
 
   // Step 2: verify that holding onto the provider's GrContext will
   // retain the host after provider is destroyed.
   scoped_refptr<ContextProviderCommandBuffer> provider =
       new ContextProviderCommandBuffer(CreateContext(GetGpuChannel()),
-                                       gpu::SharedMemoryLimits(),
+                                       gpu::SharedMemoryLimits(), nullptr,
                                        OFFSCREEN_CONTEXT_FOR_TESTING);
   EXPECT_TRUE(provider->BindToCurrentThread());
 
   sk_sp<GrContext> gr_context = sk_ref_sp(provider->GrContext());
 
   SkImageInfo info = SkImageInfo::MakeN32Premul(100, 100);
   sk_sp<SkSurface> surface = SkSurface::MakeRenderTarget(
       gr_context.get(), SkBudgeted::kNo, info);
   EXPECT_TRUE(surface);
 
@@ skipping 28 matching lines @@
 #define MAYBE_CrashAndRecover DISABLED_CrashAndRecover
 #endif
 IN_PROC_BROWSER_TEST_F(BrowserGpuChannelHostFactoryTest,
                        MAYBE_CrashAndRecover) {
   DCHECK(!IsChannelEstablished());
   EstablishAndWait();
   scoped_refptr<gpu::GpuChannelHost> host = GetGpuChannel();
 
   scoped_refptr<ContextProviderCommandBuffer> provider =
       new ContextProviderCommandBuffer(CreateContext(GetGpuChannel()),
-                                       gpu::SharedMemoryLimits(),
+                                       gpu::SharedMemoryLimits(), nullptr,
                                        OFFSCREEN_CONTEXT_FOR_TESTING);
   base::RunLoop run_loop;
   int counter = 0;
   provider->SetLostContextCallback(
       base::Bind(&BrowserGpuChannelHostFactoryTest::OnContextLost,
                  base::Unretained(this), run_loop.QuitClosure(), &counter));
   EXPECT_TRUE(provider->BindToCurrentThread());
   GpuProcessHostUIShim* shim =
       GpuProcessHostUIShim::FromID(GetFactory()->GpuProcessHostId());
   EXPECT_TRUE(shim != NULL);
   shim->SimulateCrash();
   run_loop.Run();
 
   EXPECT_EQ(1, counter);
   EXPECT_FALSE(IsChannelEstablished());
   EstablishAndWait();
   EXPECT_TRUE(IsChannelEstablished());
 }
 
 }  // namespace content