Proxy private UMA pepper interface for out-of-process and NaCl plugins.

ppapi/proxy/uma_private_resource.cc

+// 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 "ppapi/proxy/uma_private_resource.h"
+
+#include "base/bind.h"
+#include "ppapi/proxy/ppapi_messages.h"
+#include "ppapi/proxy/resource_message_params.h"
+#include "ppapi/shared_impl/host_resource.h"
+#include "ppapi/shared_impl/var.h"
+#include "ppapi/thunk/enter.h"
+
+namespace {
+
+std::string StringFromPPVar(PP_Var var) {
+  scoped_refptr<ppapi::StringVar> name_stringvar =
+      ppapi::StringVar::FromPPVar(var);
+  return name_stringvar->value();
+}
+
+}
+
+namespace ppapi {
+namespace proxy {
+
+UMAPrivateResource::UMAPrivateResource(
+    Connection connection, PP_Instance instance)
+    : PluginResource(connection, instance) {
+  SendCreate(RENDERER, PpapiHostMsg_UMA_Create());

[elijahtaylor1, 2013/11/27 01:07:56]

you can now change all of these to BROWSER to switch to the browser impl in this
CL.  (obviously we'll strip out all implementations but one when we settle on
the right thing to do)

+}
+
+UMAPrivateResource::~UMAPrivateResource() {
+}
+
+thunk::PPB_UMA_Singleton_API* UMAPrivateResource::AsPPB_UMA_Singleton_API() {
+  return this;
+}
+
+void UMAPrivateResource::HistogramCustomTimes(
+    PP_Instance instance,
+    struct PP_Var name,
+    int64_t sample,
+    int64_t min,
+    int64_t max,
+    uint32_t bucket_count) {
+
+  if (name.type != PP_VARTYPE_STRING)
+    return;
+
+  Post(RENDERER, PpapiHostMsg_UMA_HistogramCustomTimes(StringFromPPVar(name),
+                                                      sample,
+                                                      min,
+                                                      max,
+                                                      bucket_count));
+}
+
+void UMAPrivateResource::HistogramCustomCounts(
+    PP_Instance instance,
+    struct PP_Var name,
+    int32_t sample,
+    int32_t min,
+    int32_t max,
+    uint32_t bucket_count) {
+
+  if (name.type != PP_VARTYPE_STRING)
+    return;
+
+  Post(RENDERER, PpapiHostMsg_UMA_HistogramCustomCounts(StringFromPPVar(name),
+                                                       sample,
+                                                       min,
+                                                       max,
+                                                       bucket_count));
+}
+
+void UMAPrivateResource::HistogramEnumeration(
+    PP_Instance instance,
+    struct PP_Var name,
+    int32_t sample,
+    int32_t boundary_value) {
+
+  if (name.type != PP_VARTYPE_STRING)
+    return;
+
+  Post(RENDERER, PpapiHostMsg_UMA_HistogramEnumeration(StringFromPPVar(name),
+                                                      sample,
+                                                      boundary_value));
+}
+
+}  // namespace proxy
+}  // namespace ppapi
+