Disables software to accelerated canvas update on Linux AMD GPUs

third_party/WebKit/Source/platform/graphics/gpu/SharedGpuContext.cpp

Index: third_party/WebKit/Source/platform/graphics/gpu/SharedGpuContext.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/gpu/SharedGpuContext.cpp b/third_party/WebKit/Source/platform/graphics/gpu/SharedGpuContext.cpp
index e4bbc8d5ff681d3c471faedb9be350979bc14bbd..e0b6a38895a66564bb3fe8cecf3afca4bb7209c5 100644
--- a/third_party/WebKit/Source/platform/graphics/gpu/SharedGpuContext.cpp
+++ b/third_party/WebKit/Source/platform/graphics/gpu/SharedGpuContext.cpp
@@ -5,6 +5,7 @@
 #include "platform/graphics/gpu/SharedGpuContext.h"
 
 #include "gpu/command_buffer/client/gles2_interface.h"
+#include "gpu/command_buffer/common/capabilities.h"
 #include "platform/CrossThreadFunctional.h"
 #include "platform/WaitableEvent.h"
 #include "platform/WebTaskRunner.h"
@@ -127,4 +128,12 @@ bool SharedGpuContext::IsValidWithoutRestoring() {
              ->GetGraphicsResetStatusKHR() == GL_NO_ERROR;
 }
 
+bool SharedGpuContext::AllowSoftwareToAcceleratedCanvasUpgrade() {
+  if (!IsValid())
+    return kNoSharedContext;
+  SharedGpuContext* this_ptr = GetInstanceForCurrentThread();
+  return this_ptr->context_provider_->GetCapabilities()
+      .software_to_accelerated_canvas_upgrade;
+}
+
 }  // blink