Create task_manager namespace and wrap classes related to TaskManager with it.

chrome/browser/task_manager/background_resource_provider.cc

Index: chrome/browser/task_manager/background_resource_provider.cc
diff --git a/chrome/browser/task_manager/task_manager_background_resource_provider.cc b/chrome/browser/task_manager/background_resource_provider.cc
similarity index 80%
rename from chrome/browser/task_manager/task_manager_background_resource_provider.cc
rename to chrome/browser/task_manager/background_resource_provider.cc
index fa0ba46ec5fd856c6c28283949cf7c82f2cf3769..635ea7afce56a766feef631b7fdd9c8cee88f5c1 100644
--- a/chrome/browser/task_manager/task_manager_background_resource_provider.cc
+++ b/chrome/browser/task_manager/background_resource_provider.cc
@@ -2,11 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/task_manager/task_manager_background_resource_provider.h"
+#include "chrome/browser/task_manager/background_resource_provider.h"
 
-#include <string>
-
-#include "base/basictypes.h"
 #include "base/i18n/rtl.h"
 #include "base/string16.h"
 #include "base/utf_string_conversions.h"
@@ -17,6 +14,7 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/tab_contents/background_contents.h"
+#include "chrome/browser/task_manager/renderer_resource.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/extensions/extension.h"
 #include "content/public/browser/notification_service.h"
@@ -27,25 +25,51 @@
 #include "grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
+#include "ui/gfx/image/image_skia.h"
 
 using content::RenderProcessHost;
 using content::RenderViewHost;
 using content::WebContents;
 using extensions::Extension;
 
-////////////////////////////////////////////////////////////////////////////////
-// TaskManagerBackgroundContentsResource class
-////////////////////////////////////////////////////////////////////////////////
+namespace task_manager {
+
+class BackgroundContentsResource : public RendererResource {
+ public:
+  BackgroundContentsResource(
+      BackgroundContents* background_contents,
+      const string16& application_name);
+  virtual ~BackgroundContentsResource();
+
+  // TaskManager::Resource methods:
+  virtual string16 GetTitle() const OVERRIDE;
+  virtual string16 GetProfileName() const OVERRIDE;
+  virtual gfx::ImageSkia GetIcon() const OVERRIDE;
+  virtual bool IsBackground() const OVERRIDE;
 
-gfx::ImageSkia* TaskManagerBackgroundContentsResource::default_icon_ = NULL;
+  const string16& application_name() const { return application_name_; }
+ private:
+  BackgroundContents* background_contents_;
+
+  string16 application_name_;
+
+  // The icon painted for BackgroundContents.
+  // TODO(atwilson): Use the favicon when there's a way to get the favicon for
+  // BackgroundContents.
+  static gfx::ImageSkia* default_icon_;
+
+  DISALLOW_COPY_AND_ASSIGN(BackgroundContentsResource);
+};
+
+gfx::ImageSkia* BackgroundContentsResource::default_icon_ = NULL;
 
 // TODO(atwilson): http://crbug.com/116893
 // HACK: if the process handle is invalid, we use the current process's handle.
 // This preserves old behavior but is incorrect, and should be fixed.
-TaskManagerBackgroundContentsResource::TaskManagerBackgroundContentsResource(
+BackgroundContentsResource::BackgroundContentsResource(
     BackgroundContents* background_contents,
     const string16& application_name)
-    : TaskManagerRendererResource(
+    : RendererResource(
           background_contents->web_contents()->GetRenderProcessHost()->
               GetHandle() ?
               background_contents->web_contents()->GetRenderProcessHost()->
@@ -65,11 +89,10 @@ TaskManagerBackgroundContentsResource::TaskManagerBackgroundContentsResource(
   base::i18n::AdjustStringForLocaleDirection(&application_name_);
 }
 
-TaskManagerBackgroundContentsResource::~TaskManagerBackgroundContentsResource(
-    ) {
+BackgroundContentsResource::~BackgroundContentsResource() {
 }
 
-string16 TaskManagerBackgroundContentsResource::GetTitle() const {
+string16 BackgroundContentsResource::GetTitle() const {
   string16 title = application_name_;
 
   if (title.empty()) {
@@ -81,34 +104,32 @@ string16 TaskManagerBackgroundContentsResource::GetTitle() const {
   return l10n_util::GetStringFUTF16(IDS_TASK_MANAGER_BACKGROUND_PREFIX, title);
 }
 
-string16 TaskManagerBackgroundContentsResource::GetProfileName() const {
+string16 BackgroundContentsResource::GetProfileName() const {
   return string16();
 }
 
-gfx::ImageSkia TaskManagerBackgroundContentsResource::GetIcon() const {
+gfx::ImageSkia BackgroundContentsResource::GetIcon() const {
   return *default_icon_;
 }
 
-bool TaskManagerBackgroundContentsResource::IsBackground() const {
+bool BackgroundContentsResource::IsBackground() const {
   return true;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-// TaskManagerBackgroundContentsResourceProvider class
+// BackgroundContentsResourceProvider class
 ////////////////////////////////////////////////////////////////////////////////
 
-TaskManagerBackgroundContentsResourceProvider::
-    TaskManagerBackgroundContentsResourceProvider(TaskManager* task_manager)
+BackgroundContentsResourceProvider::
+    BackgroundContentsResourceProvider(TaskManager* task_manager)
     : updating_(false),
       task_manager_(task_manager) {
 }
 
-TaskManagerBackgroundContentsResourceProvider::
-    ~TaskManagerBackgroundContentsResourceProvider() {
+BackgroundContentsResourceProvider::~BackgroundContentsResourceProvider() {
 }
 
-TaskManager::Resource*
-TaskManagerBackgroundContentsResourceProvider::GetResource(
+TaskManager::Resource* BackgroundContentsResourceProvider::GetResource(
     int origin_pid,
     int render_process_host_id,
     int routing_id) {
@@ -130,7 +151,7 @@ TaskManagerBackgroundContentsResourceProvider::GetResource(
   return NULL;
 }
 
-void TaskManagerBackgroundContentsResourceProvider::StartUpdating() {
+void BackgroundContentsResourceProvider::StartUpdating() {
   DCHECK(!updating_);
   updating_ = true;
 
@@ -175,7 +196,7 @@ void TaskManagerBackgroundContentsResourceProvider::StartUpdating() {
                  content::NotificationService::AllBrowserContextsAndSources());
 }
 
-void TaskManagerBackgroundContentsResourceProvider::StopUpdating() {
+void BackgroundContentsResourceProvider::StopUpdating() {
   DCHECK(updating_);
   updating_ = false;
 
@@ -196,17 +217,17 @@ void TaskManagerBackgroundContentsResourceProvider::StopUpdating() {
   resources_.clear();
 }
 
-void TaskManagerBackgroundContentsResourceProvider::AddToTaskManager(
+void BackgroundContentsResourceProvider::AddToTaskManager(
     BackgroundContents* background_contents,
     const string16& application_name) {
-  TaskManagerBackgroundContentsResource* resource =
-      new TaskManagerBackgroundContentsResource(background_contents,
+  BackgroundContentsResource* resource =
+      new BackgroundContentsResource(background_contents,
                                                 application_name);
   resources_[background_contents] = resource;
   task_manager_->AddResource(resource);
 }
 
-void TaskManagerBackgroundContentsResourceProvider::Add(
+void BackgroundContentsResourceProvider::Add(
     BackgroundContents* contents, const string16& application_name) {
   if (!updating_)
     return;
@@ -220,15 +241,14 @@ void TaskManagerBackgroundContentsResourceProvider::Add(
   AddToTaskManager(contents, application_name);
 }
 
-void TaskManagerBackgroundContentsResourceProvider::Remove(
-    BackgroundContents* contents) {
+void BackgroundContentsResourceProvider::Remove(BackgroundContents* contents) {
   if (!updating_)
     return;
   Resources::iterator iter = resources_.find(contents);
   DCHECK(iter != resources_.end());
 
   // Remove the resource from the Task Manager.
-  TaskManagerBackgroundContentsResource* resource = iter->second;
+  BackgroundContentsResource* resource = iter->second;
   task_manager_->RemoveResource(resource);
   // And from the provider.
   resources_.erase(iter);
@@ -236,7 +256,7 @@ void TaskManagerBackgroundContentsResourceProvider::Remove(
   delete resource;
 }
 
-void TaskManagerBackgroundContentsResourceProvider::Observe(
+void BackgroundContentsResourceProvider::Observe(
     int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
@@ -290,3 +310,5 @@ void TaskManagerBackgroundContentsResourceProvider::Observe(
       return;
   }
 }
+
+}  // namespace task_manager