cc: Move GpuMemoryBufferManager interface to gpu namespace.

This is necessary for in-process command buffer to be able
to use this interface.

BUG=423533

Review URL: https://codereview.chromium.org/656263003

Cr-Commit-Position: refs/heads/master@{#301662}

3 files changed, 62 insertions, 0 deletions

diff --git a/gpu/command_buffer/client/BUILD.gn b/gpu/command_buffer/client/BUILD.gn
index 9b4749f..9d8db96 100644
--- a/gpu/command_buffer/client/BUILD.gn
+++ b/gpu/command_buffer/client/BUILD.gn
@@ -104,6 +104,16 @@ source_set("gles2_interface") {
   ]
 }
 
+source_set("gpu_memory_buffer_manager") {
+  sources = [
+    "gpu_memory_buffer_manager.cc",
+    "gpu_memory_buffer_manager.h",
+  ]
+  deps = [
+    "//ui/gfx",
+  ]
+}
+
 # Library emulates GLES2 using command_buffers.
 component("gles2_implementation") {
   sources = gles2_implementation_source_files
@@ -161,6 +171,7 @@ component("gl_in_process_context") {
 
   deps = [
     ":gles2_implementation",
+    ":gpu_memory_buffer_manager",
     "//gpu",
     "//gpu/command_buffer/common:gles2_utils",
     "//base",
diff --git a/gpu/command_buffer/client/gpu_memory_buffer_manager.cc b/gpu/command_buffer/client/gpu_memory_buffer_manager.cc
new file mode 100644
index 0000000..dbfa593
--- /dev/null
+++ b/gpu/command_buffer/client/gpu_memory_buffer_manager.cc
@@ -0,0 +1,15 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "gpu/command_buffer/client/gpu_memory_buffer_manager.h"
+
+namespace gpu {
+
+GpuMemoryBufferManager::GpuMemoryBufferManager() {
+}
+
+GpuMemoryBufferManager::~GpuMemoryBufferManager() {
+}
+
+}  // namespace gpu
diff --git a/gpu/command_buffer/client/gpu_memory_buffer_manager.h b/gpu/command_buffer/client/gpu_memory_buffer_manager.h
new file mode 100644
index 0000000..cc422bf
--- /dev/null
+++ b/gpu/command_buffer/client/gpu_memory_buffer_manager.h
@@ -0,0 +1,36 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef GPU_COMMAND_BUFFER_CLIENT_GPU_MEMORY_BUFFER_MANAGER_H_
+#define GPU_COMMAND_BUFFER_CLIENT_GPU_MEMORY_BUFFER_MANAGER_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "gpu/gpu_export.h"
+#include "ui/gfx/geometry/size.h"
+#include "ui/gfx/gpu_memory_buffer.h"
+
+namespace gpu {
+
+class GPU_EXPORT GpuMemoryBufferManager {
+ public:
+  GpuMemoryBufferManager();
+
+  // Allocates a GpuMemoryBuffer that can be shared with another process.
+  virtual scoped_ptr<gfx::GpuMemoryBuffer> AllocateGpuMemoryBuffer(
+      const gfx::Size& size,
+      gfx::GpuMemoryBuffer::Format format,
+      gfx::GpuMemoryBuffer::Usage usage) = 0;
+
+  // Returns a GpuMemoryBuffer instance given a ClientBuffer. Returns NULL on
+  // failure.
+  virtual gfx::GpuMemoryBuffer* GpuMemoryBufferFromClientBuffer(
+      ClientBuffer buffer) = 0;
+
+ protected:
+  virtual ~GpuMemoryBufferManager();
+};
+
+}  // namespace gpu
+
+#endif  // GPU_COMMAND_BUFFER_CLIENT_GPU_MEMORY_BUFFER_MANAGER_H_