Fix names of in-process threads, tidy gpu DEPS

Follow-up after http://crrev.com/217968 per comments on
https://chromiumcodereview.appspot.com/23235002/

[email protected]
BUG=237249

Review URL: https://chromiumcodereview.appspot.com/23452016

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@221199 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/content/gpu/in_process_gpu_thread.h b/content/gpu/in_process_gpu_thread.h
new file mode 100644
index 0000000..ef6b4e1
--- /dev/null
+++ b/content/gpu/in_process_gpu_thread.h
@@ -0,0 +1,39 @@
+// Copyright 2013 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 CONTENT_GPU_IN_PROCESS_GPU_THREAD_H_
+#define CONTENT_GPU_IN_PROCESS_GPU_THREAD_H_
+
+#include "base/threading/thread.h"
+#include "content/common/content_export.h"
+
+namespace content {
+
+class GpuProcess;
+
+// This class creates a GPU thread (instead of a GPU process), when running
+// with --in-process-gpu or --single-process.
+class InProcessGpuThread : public base::Thread {
+ public:
+  explicit InProcessGpuThread(const std::string& channel_id);
+  virtual ~InProcessGpuThread();
+
+ protected:
+  virtual void Init() OVERRIDE;
+  virtual void CleanUp() OVERRIDE;
+
+ private:
+  std::string channel_id_;
+  // Deleted in CleanUp() on the gpu thread, so don't use smart pointers.
+  GpuProcess* gpu_process_;
+
+  DISALLOW_COPY_AND_ASSIGN(InProcessGpuThread);
+};
+
+CONTENT_EXPORT base::Thread* CreateInProcessGpuThread(
+    const std::string& channel_id);
+
+}  // namespace content
+
+#endif  // CONTENT_GPU_IN_PROCESS_GPU_THREAD_H_