Revert 260177 "By keeping track of transfer buffer usage (both s..."

trunk/src/gpu/command_buffer/client/buffer_tracker_unittest.cc

Index: trunk/src/gpu/command_buffer/client/buffer_tracker_unittest.cc
===================================================================
--- trunk/src/gpu/command_buffer/client/buffer_tracker_unittest.cc	(revision 260192)
+++ trunk/src/gpu/command_buffer/client/buffer_tracker_unittest.cc	(working copy)
@@ -42,11 +42,6 @@
   bool context_lost_;
 };
 
-namespace {
-void EmptyPoll() {
-}
-}
-
 class BufferTrackerTest : public testing::Test {
  protected:
   static const int32 kNumCommandEntries = 400;
@@ -58,7 +53,7 @@
     helper_.reset(new GLES2CmdHelper(command_buffer_.get()));
     helper_->Initialize(kCommandBufferSizeBytes);
     mapped_memory_.reset(new MappedMemoryManager(
-        helper_.get(), base::Bind(&EmptyPoll), MappedMemoryManager::kNoLimit));
+        helper_.get(), MappedMemoryManager::kNoLimit));
     buffer_tracker_.reset(new BufferTracker(mapped_memory_.get()));
   }
 
@@ -132,22 +127,5 @@
   buffer_tracker_->RemoveBuffer(kId);
 }
 
-TEST_F(BufferTrackerTest, Unmanage) {
-  const GLuint kId = 123;
-  const GLsizeiptr size = 64;
-
-  BufferTracker::Buffer* buffer = buffer_tracker_->CreateBuffer(kId, size);
-  ASSERT_TRUE(buffer != NULL);
-  EXPECT_EQ(mapped_memory_->bytes_in_use(), static_cast<size_t>(size));
-
-  void* mem = buffer->address();
-  buffer_tracker_->Unmanage(buffer);
-  buffer_tracker_->RemoveBuffer(kId);
-  EXPECT_EQ(mapped_memory_->bytes_in_use(), static_cast<size_t>(size));
-
-  mapped_memory_->Free(mem);
-  EXPECT_EQ(mapped_memory_->bytes_in_use(), static_cast<size_t>(0));
-}
-
 }  // namespace gles2
 }  // namespace gpu