Move PPB_TrueTypeFont_Dev host from renderer to browser.

content/browser/renderer_host/pepper/pepper_truetype_font_host.cc

Index: content/browser/renderer_host/pepper/pepper_truetype_font_host.cc
diff --git a/content/browser/renderer_host/pepper/pepper_truetype_font_host.cc b/content/browser/renderer_host/pepper/pepper_truetype_font_host.cc
new file mode 100644
index 0000000000000000000000000000000000000000..a72b82524dfc81ba653b782ddaa3a993b8275284
--- /dev/null
+++ b/content/browser/renderer_host/pepper/pepper_truetype_font_host.cc
@@ -0,0 +1,164 @@
+// 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.
+
+#include "content/browser/renderer_host/pepper/pepper_truetype_font_host.h"
+
+#include "base/callback.h"
+#include "base/task_runner_util.h"
+#include "base/threading/sequenced_worker_pool.h"
+#include "content/browser/renderer_host/pepper/pepper_truetype_font.h"
+#include "content/public/browser/browser_ppapi_host.h"
+#include "content/public/browser/browser_thread.h"
+#include "ppapi/c/pp_errors.h"
+#include "ppapi/host/dispatch_host_message.h"
+#include "ppapi/host/ppapi_host.h"
+#include "ppapi/proxy/ppapi_messages.h"
+
+using ppapi::host::HostMessageContext;
+using ppapi::host::ReplyMessageContext;
+using ppapi::proxy::SerializedTrueTypeFontDesc;
+
+namespace content {
+
+namespace {
+
+int32_t DoDescribe(scoped_refptr<PepperTrueTypeFont> font,
+                   SerializedTrueTypeFontDesc* desc) {
+  return font->Describe(desc);
+}
+
+int32_t DoGetTableTags(scoped_refptr<PepperTrueTypeFont> font,
+                       std::vector<uint32_t>* tags) {
+  return font->GetTableTags(tags);
+}
+
+int32_t DoGetTable(scoped_refptr<PepperTrueTypeFont> font,
+                   uint32_t table,
+                   int32_t offset,
+                   int32_t max_data_length,
+                   std::string* data) {
+  return font->GetTable(table, offset, max_data_length, data);
+}
+
+}  // namespace
+
+PepperTrueTypeFontHost::PepperTrueTypeFontHost(
+    BrowserPpapiHost* host,
+    PP_Instance instance,
+    PP_Resource resource,
+    const SerializedTrueTypeFontDesc& desc)
+    : ResourceHost(host->GetPpapiHost(), instance, resource),
+      browser_ppapi_host_(host),
+      font_(PepperTrueTypeFont::Create(desc)),
+      weak_factory_(this) {
+}
+
+PepperTrueTypeFontHost::~PepperTrueTypeFontHost() {
+}
+
+int32_t PepperTrueTypeFontHost::OnResourceMessageReceived(
+    const IPC::Message& msg,
+    HostMessageContext* context) {
+  if (!host()->permissions().HasPermission(ppapi::PERMISSION_DEV))
+    return PP_ERROR_FAILED;
+
+  PPAPI_BEGIN_MESSAGE_MAP(PepperTrueTypeFontHost, msg)
+  PPAPI_DISPATCH_HOST_RESOURCE_CALL_0(PpapiHostMsg_TrueTypeFont_Describe,
+                                      OnHostMsgDescribe)
+  PPAPI_DISPATCH_HOST_RESOURCE_CALL_0(PpapiHostMsg_TrueTypeFont_GetTableTags,
+                                      OnHostMsgGetTableTags)
+  PPAPI_DISPATCH_HOST_RESOURCE_CALL(PpapiHostMsg_TrueTypeFont_GetTable,
+                                    OnHostMsgGetTable)
+  PPAPI_END_MESSAGE_MAP()
+  return PP_ERROR_FAILED;
+}
+
+int32_t PepperTrueTypeFontHost::OnHostMsgDescribe(HostMessageContext* context) {
+  if (!font_)
+    return PP_ERROR_FAILED;
+
+  // Get font data on a thread that allows slow blocking operations.
+  SerializedTrueTypeFontDesc* desc = new SerializedTrueTypeFontDesc();
+  base::PostTaskAndReplyWithResult(
+      BrowserThread::GetBlockingPool(),
+      FROM_HERE,
+      base::Bind(&DoDescribe, font_, desc),
+      base::Bind(&PepperTrueTypeFontHost::OnDescribeComplete,
+                 weak_factory_.GetWeakPtr(),
+                 base::Owned(desc),
+                 context->MakeReplyMessageContext()));
+
+  return PP_OK_COMPLETIONPENDING;
+}
+
+int32_t PepperTrueTypeFontHost::OnHostMsgGetTableTags(
+    HostMessageContext* context) {
+  if (!font_)
+    return PP_ERROR_FAILED;
+
+  // Get font data on a thread that allows slow blocking operations.
+  std::vector<uint32_t>* tags = new std::vector<uint32_t>();
+  base::PostTaskAndReplyWithResult(
+      BrowserThread::GetBlockingPool(),
+      FROM_HERE,
+      base::Bind(&DoGetTableTags, font_, tags),
+      base::Bind(&PepperTrueTypeFontHost::OnGetTableTagsComplete,
+                 weak_factory_.GetWeakPtr(),
+                 base::Owned(tags),
+                 context->MakeReplyMessageContext()));
+
+  return PP_OK_COMPLETIONPENDING;
+}
+
+int32_t PepperTrueTypeFontHost::OnHostMsgGetTable(HostMessageContext* context,
+                                                  uint32_t table,
+                                                  int32_t offset,
+                                                  int32_t max_data_length) {
+  if (!font_)
+    return PP_ERROR_FAILED;
+  if (offset < 0 || max_data_length < 0)
+    return PP_ERROR_BADARGUMENT;
+
+  // Get font data on a thread that allows slow blocking operations.
+  std::string* data = new std::string();
+  base::PostTaskAndReplyWithResult(
+      BrowserThread::GetBlockingPool(),
+      FROM_HERE,
+      base::Bind(&DoGetTable, font_, table, offset, max_data_length, data),
+      base::Bind(&PepperTrueTypeFontHost::OnGetTableComplete,
+                 weak_factory_.GetWeakPtr(),
+                 base::Owned(data),
+                 context->MakeReplyMessageContext()));
+
+  return PP_OK_COMPLETIONPENDING;
+}
+
+void PepperTrueTypeFontHost::OnDescribeComplete(
+    SerializedTrueTypeFontDesc* desc,
+    ReplyMessageContext reply_context,
+    int32_t result) {
+  reply_context.params.set_result(result);
+  host()->SendReply(reply_context,
+                    PpapiPluginMsg_TrueTypeFont_DescribeReply(*desc));
+}
+
+void PepperTrueTypeFontHost::OnGetTableTagsComplete(
+    std::vector<uint32_t>* tags,
+    ReplyMessageContext reply_context,
+    int32_t result) {
+  reply_context.params.set_result(result);
+  host()->SendReply(reply_context,
+                    PpapiPluginMsg_TrueTypeFont_GetTableTagsReply(*tags));
+}
+
+void PepperTrueTypeFontHost::OnGetTableComplete(
+    std::string* data,
+    ReplyMessageContext reply_context,
+    int32_t result) {
+  reply_context.params.set_result(result);
+  host()->SendReply(reply_context,
+                    PpapiPluginMsg_TrueTypeFont_GetTableReply(*data));
+}
+
+}  // namespace content