content: Use type-parameterized tests for GpuMemoryBuffer implementations.

content/gpu/gpu_child_thread.cc

Index: content/gpu/gpu_child_thread.cc
diff --git a/content/gpu/gpu_child_thread.cc b/content/gpu/gpu_child_thread.cc
index e40928cd82a696d4dc88f320beac678296625d1a..40c808bdc18d570dd34aff2c150c1e6a321a69b0 100644
--- a/content/gpu/gpu_child_thread.cc
+++ b/content/gpu/gpu_child_thread.cc
@@ -81,6 +81,8 @@ class GpuMemoryBufferMessageFilter : public IPC::MessageFilter {
       const GpuMsg_CreateGpuMemoryBuffer_Params& params) {
     TRACE_EVENT2("gpu", "GpuMemoryBufferMessageFilter::OnCreateGpuMemoryBuffer",
                  "id", params.id.id, "client_id", params.client_id);
+
+    DCHECK(gpu_memory_buffer_factory_);
     sender_->Send(new GpuHostMsg_GpuMemoryBufferCreated(
         gpu_memory_buffer_factory_->CreateGpuMemoryBuffer(
             params.id, params.size, params.format, params.usage,
@@ -166,15 +168,6 @@ GpuChildThread::~GpuChildThread() {
   }
 }
 
-// static
-gfx::GpuMemoryBufferType GpuChildThread::GetGpuMemoryBufferFactoryType() {
-  std::vector<gfx::GpuMemoryBufferType> supported_types;
-  GpuMemoryBufferFactory::GetSupportedTypes(&supported_types);
-  DCHECK(!supported_types.empty());
-  // Note: We always use the preferred type.
-  return supported_types[0];
-}
-
 void GpuChildThread::Shutdown() {
   ChildThreadImpl::Shutdown();
   logging::SetLogMessageHandler(NULL);