Add PERSISTENT_MAP usage for GpuMemoryBuffers.

content/browser/compositor/gpu_process_transport_factory.cc

Index: content/browser/compositor/gpu_process_transport_factory.cc
diff --git a/content/browser/compositor/gpu_process_transport_factory.cc b/content/browser/compositor/gpu_process_transport_factory.cc
index 4abccc1a4f815d6be83df789cacc728c746f909a..1a1e3abbdeaf7b6aa91dd6c6a1d6f65607189b3d 100644
--- a/content/browser/compositor/gpu_process_transport_factory.cc
+++ b/content/browser/compositor/gpu_process_transport_factory.cc
@@ -401,8 +401,14 @@ void GpuProcessTransportFactory::RemoveCompositor(ui::Compositor* compositor) {
 
 bool GpuProcessTransportFactory::DoesCreateTestContexts() { return false; }
 
-uint32 GpuProcessTransportFactory::GetImageTextureTarget() {
-  return BrowserGpuChannelHostFactory::GetImageTextureTarget();
+uint32 GpuProcessTransportFactory::GetMapImageTextureTarget() {
+  return BrowserGpuChannelHostFactory::GetImageTextureTarget(
+      gfx::GpuMemoryBuffer::MAP);
+}
+
+uint32 GpuProcessTransportFactory::GetPersistentMapImageTextureTarget() {
+  return BrowserGpuChannelHostFactory::GetImageTextureTarget(
+      gfx::GpuMemoryBuffer::PERSISTENT_MAP);
 }
 
 cc::SharedBitmapManager* GpuProcessTransportFactory::GetSharedBitmapManager() {