gpu: Remove async texture uploads.

gpu/command_buffer/client/buffer_tracker_unittest.cc

Index: gpu/command_buffer/client/buffer_tracker_unittest.cc
diff --git a/gpu/command_buffer/client/buffer_tracker_unittest.cc b/gpu/command_buffer/client/buffer_tracker_unittest.cc
index e8d4d8183081db9aed8b131db134a826a1c02c3b..c1ed0b6dfa592a02eca9f6ed45630cb7b63c9cc2 100644
--- a/gpu/command_buffer/client/buffer_tracker_unittest.cc
+++ b/gpu/command_buffer/client/buffer_tracker_unittest.cc
@@ -43,11 +43,6 @@ class MockClientCommandBufferImpl : public MockClientCommandBuffer {
   bool context_lost_;
 };
 
-namespace {
-void EmptyPoll() {
-}
-}
-
 class BufferTrackerTest : public testing::Test {
  protected:
   static const int32 kNumCommandEntries = 400;
@@ -58,8 +53,8 @@ class BufferTrackerTest : public testing::Test {
     command_buffer_.reset(new MockClientCommandBufferImpl());
     helper_.reset(new GLES2CmdHelper(command_buffer_.get()));
     helper_->Initialize(kCommandBufferSizeBytes);
-    mapped_memory_.reset(new MappedMemoryManager(
-        helper_.get(), base::Bind(&EmptyPoll), MappedMemoryManager::kNoLimit));
+    mapped_memory_.reset(
+        new MappedMemoryManager(helper_.get(), MappedMemoryManager::kNoLimit));
     buffer_tracker_.reset(new BufferTracker(mapped_memory_.get()));
   }