Move PPB_TrueTypeFont_Dev host from renderer to browser.

content/browser/renderer_host/pepper/pepper_truetype_font_host.h

Index: content/browser/renderer_host/pepper/pepper_truetype_font_host.h
diff --git a/content/browser/renderer_host/pepper/pepper_truetype_font_host.h b/content/browser/renderer_host/pepper/pepper_truetype_font_host.h
new file mode 100644
index 0000000000000000000000000000000000000000..7e9696cafe953ba4651ffcb6eae3b9296286155c
--- /dev/null
+++ b/content/browser/renderer_host/pepper/pepper_truetype_font_host.h
@@ -0,0 +1,69 @@
+// Copyright (c) 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_BROWSER_RENDERER_HOST_PEPPER_PEPPER_TRUETYPE_FONT_HOST_H_
+#define CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_TRUETYPE_FONT_HOST_H_
+
+#include <string>
+#include <vector>
+
+#include "base/compiler_specific.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/memory/weak_ptr.h"
+#include "base/sequenced_task_runner.h"
+#include "content/browser/renderer_host/pepper/pepper_truetype_font.h"
+#include "content/common/content_export.h"
+#include "ppapi/host/host_message_context.h"
+#include "ppapi/host/resource_host.h"
+
+namespace content {
+
+class BrowserPpapiHost;
+
+class CONTENT_EXPORT PepperTrueTypeFontHost : public ppapi::host::ResourceHost {
+ public:
+  PepperTrueTypeFontHost(BrowserPpapiHost* host,
+                         PP_Instance instance,
+                         PP_Resource resource,
+                         const ppapi::proxy::SerializedTrueTypeFontDesc& desc);
+
+  virtual ~PepperTrueTypeFontHost();
+
+  virtual int32_t OnResourceMessageReceived(
+      const IPC::Message& msg,
+      ppapi::host::HostMessageContext* context) OVERRIDE;
+
+ private:
+  int32_t OnHostMsgGetTableTags(ppapi::host::HostMessageContext* context);
+  int32_t OnHostMsgGetTable(ppapi::host::HostMessageContext* context,
+                            uint32_t table,
+                            int32_t offset,
+                            int32_t max_data_length);
+
+  void OnInitializeComplete(ppapi::proxy::SerializedTrueTypeFontDesc* desc,
+                            int32_t result);
+  void OnGetTableTagsComplete(std::vector<uint32_t>* tags,
+                              ppapi::host::ReplyMessageContext reply_context,
+                              int32_t result);
+  void OnGetTableComplete(std::string* data,
+                          ppapi::host::ReplyMessageContext reply_context,
+                          int32_t result);
+
+  // We use a SequencedTaskRunner to run potentially slow font operations and
+  // ensure that Initialize completes before we make any calls to get font data.
+  // Even though we allow multiple pending GetTableTags and GetTable calls, this
+  // implies that they run serially.
+  scoped_refptr<base::SequencedTaskRunner> task_runner_;
+
+  scoped_refptr<PepperTrueTypeFont> font_;
+  bool initialize_completed_;
+
+  base::WeakPtrFactory<PepperTrueTypeFontHost> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(PepperTrueTypeFontHost);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_TRUETYPE_FONT_HOST_H_