Added Pepper 3D device that instantiates the GPU plugin and sends GLES2 commands to it via a command buffer.

Added API for managing buffers to Pepper 3D device.

Removed DCHECK from WebPluginImpl::SetWindow that checks against a windowless plugin being given a window handle. Please check this! Now an initially windowless plugin instance gets a handle when it requests a Pepper 3D context. Perhaps the window handle should be concealed from the underlying plugin isntance.

Removed enable_gpu gyp variable and C macro. GPU code is always built on windows but not mac or linux. It is enabled at runtime with the --enable-gpu-plugin switch.

Redesigned CommandBuffer interface so it exposes shared memory through a Buffer. This was necessary because Pepper has no notion of shared memory handles. The Buffer exposes the shared memory as both a handle (through base::SharedMemory) and the mapped address and size.

Refactored CommandBufferEngine so mapped shared memory addresses and sizes are returned with a single call rather than two separate calls.
	
Added 3D demo to pepper test plugin.

TEST=try servers
BUG=none

Review URL: http://codereview.chromium.org/367002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@35185 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 2 insertions, 8 deletions

diff --git a/gpu/command_buffer/client/cmd_buffer_helper.cc b/gpu/command_buffer/client/cmd_buffer_helper.cc
index 3d3f9af..45c0866 100644
--- a/gpu/command_buffer/client/cmd_buffer_helper.cc
+++ b/gpu/command_buffer/client/cmd_buffer_helper.cc
@@ -9,8 +9,6 @@
 
 namespace gpu {
 
-using gpu::CommandBuffer;
-
 CommandBufferHelper::CommandBufferHelper(CommandBuffer* command_buffer)
     : command_buffer_(command_buffer),
       entries_(NULL),
@@ -23,14 +21,10 @@ CommandBufferHelper::CommandBufferHelper(CommandBuffer* command_buffer)
 
 bool CommandBufferHelper::Initialize() {
   ring_buffer_ = command_buffer_->GetRingBuffer();
-  if (!ring_buffer_)
-    return false;
-
-  // Map the ring buffer into this process.
-  if (!ring_buffer_->Map(ring_buffer_->max_size()))
+  if (!ring_buffer_.ptr)
     return false;
 
-  entries_ = static_cast<CommandBufferEntry*>(ring_buffer_->memory());
+  entries_ = static_cast<CommandBufferEntry*>(ring_buffer_.ptr);
   entry_count_ = command_buffer_->GetSize();
   get_ = command_buffer_->GetGetOffset();
   put_ = command_buffer_->GetPutOffset();