Inject GPUDataManager support into ash to abstract a content dependency.

http://crbug.com/332504

R=oshima@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=245010

Review URL: https://codereview.chromium.org/138223004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@245161 0039d316-1c4b-4281-b951-d872f2087c98

17 files changed, 185 insertions, 23 deletions

diff --git a/ash/DEPS b/ash/DEPS
index 230a37d..a178653 100644
--- a/ash/DEPS
+++ b/ash/DEPS
@@ -13,7 +13,4 @@ include_rules = [
   "+net",
   "+ui",
   "+win8",
-
-  # Used by shell.cc, accelerator_controller.cc, tray_monitor.h
-  "+content/public/browser/gpu_data_manager.h",
 ]
diff --git a/ash/accelerators/accelerator_controller.cc b/ash/accelerators/accelerator_controller.cc
index c4e6691..b7a51cf 100644
--- a/ash/accelerators/accelerator_controller.cc
+++ b/ash/accelerators/accelerator_controller.cc
@@ -18,6 +18,7 @@
 #include "ash/display/display_controller.h"
 #include "ash/display/display_manager.h"
 #include "ash/focus_cycler.h"
+#include "ash/gpu_support.h"
 #include "ash/ime_control_delegate.h"
 #include "ash/magnifier/magnification_controller.h"
 #include "ash/magnifier/partial_magnification_controller.h"
@@ -55,7 +56,6 @@
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/metrics/user_metrics.h"
-#include "content/public/browser/gpu_data_manager.h"
 #include "ui/aura/env.h"
 #include "ui/aura/root_window.h"
 #include "ui/base/accelerators/accelerator.h"
@@ -968,7 +968,7 @@ bool AcceleratorController::PerformAction(int action,
     case TOUCH_HUD_PROJECTION_TOGGLE:
       return HandleTouchHudProjectToggle();
     case DISABLE_GPU_WATCHDOG:
-      content::GpuDataManager::GetInstance()->DisableGpuWatchdog();
+      Shell::GetInstance()->gpu_support()->DisableGpuWatchdog();
       return true;
 #endif  // OS_CHROMEOS
     case OPEN_FEEDBACK_PAGE:
diff --git a/ash/ash.gyp b/ash/ash.gyp
index ecf4275..fb332ba 100644
--- a/ash/ash.gyp
+++ b/ash/ash.gyp
@@ -148,6 +148,7 @@
         'first_run/first_run_helper_impl.h',
         'focus_cycler.cc',
         'focus_cycler.h',
+        'gpu_support.h',
         'high_contrast/high_contrast_controller.cc',
         'high_contrast/high_contrast_controller.h',
         'host/root_window_host_factory.cc',
@@ -679,7 +680,11 @@
         'ASH_WITH_CONTENT_IMPLEMENTATION',
       ],
       'sources': [
-        'ash_with_content_export.h',
+        'content_support/ash_with_content_export.h',
+        'content_support/inject.cc',
+        'content_support/inject.h',
+        'content_support/gpu_support_impl.cc',
+        'content_support/gpu_support_impl.h',
         'screensaver/screensaver_view.cc',
         'screensaver/screensaver_view.h',
         'keyboard_overlay/keyboard_overlay_delegate.cc',
diff --git a/ash/content_support/DEPS b/ash/content_support/DEPS
new file mode 100644
index 0000000..5ed73eb
--- /dev/null
+++ b/ash/content_support/DEPS
@@ -0,0 +1,5 @@
+include_rules = [
+  # TODO(beng): It may make sense to have a broad permit of content/public
+  #             in this file, but I'm starting out conservative.
+  "+content/public/browser/gpu_data_manager.h",
+]
diff --git a/ash/ash_with_content_export.h b/ash/content_support/ash_with_content_export.h
index b282e4e..155b0b3 100644
--- a/ash/ash_with_content_export.h
+++ b/ash/content_support/ash_with_content_export.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef ASH_ASH_WITH_CONTENT_EXPORT_H_
-#define ASH_ASH_WITH_CONTENT_EXPORT_H_
+#ifndef ASH_CONTENT_SUPPORT_ASH_WITH_CONTENT_EXPORT_H_
+#define ASH_CONTENT_SUPPORT_ASH_WITH_CONTENT_EXPORT_H_
 
 // Defines ASH_EXPORT so that functionality implemented by the Ash module can
 // be exported to consumers.
@@ -29,4 +29,4 @@
 #define ASH_WITH_CONTENT_EXPORT
 #endif
 
-#endif  // ASH_ASH_WITH_CONTENT_EXPORT_H_
+#endif  // ASH_CONTENT_SUPPORT_ASH_WITH_CONTENT_EXPORT_H_
diff --git a/ash/content_support/gpu_support_impl.cc b/ash/content_support/gpu_support_impl.cc
new file mode 100644
index 0000000..d425d89
--- /dev/null
+++ b/ash/content_support/gpu_support_impl.cc
@@ -0,0 +1,32 @@
+// Copyright 2014 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 "ash/content_support/gpu_support_impl.h"
+
+#include "content/public/browser/gpu_data_manager.h"
+#include "gpu/config/gpu_feature_type.h"
+
+namespace ash {
+
+GPUSupportImpl::GPUSupportImpl() {
+}
+
+GPUSupportImpl::~GPUSupportImpl() {
+}
+
+bool GPUSupportImpl::IsPanelFittingDisabled() const {
+  return content::GpuDataManager::GetInstance()->IsFeatureBlacklisted(
+      gpu::GPU_FEATURE_TYPE_PANEL_FITTING);
+}
+
+void GPUSupportImpl::DisableGpuWatchdog() {
+  content::GpuDataManager::GetInstance()->DisableGpuWatchdog();
+}
+
+void GPUSupportImpl::GetGpuProcessHandles(
+      const GetGpuProcessHandlesCallback& callback) const {
+  content::GpuDataManager::GetInstance()->GetGpuProcessHandles(callback);
+}
+
+}  // namespace ash
diff --git a/ash/content_support/gpu_support_impl.h b/ash/content_support/gpu_support_impl.h
new file mode 100644
index 0000000..ee82d06
--- /dev/null
+++ b/ash/content_support/gpu_support_impl.h
@@ -0,0 +1,29 @@
+// Copyright 2014 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 ASH_CONTENT_SUPPORT_GPU_SUPPORT_IMPL_H_
+#define ASH_CONTENT_SUPPORT_GPU_SUPPORT_IMPL_H_
+
+#include "ash/gpu_support.h"
+
+namespace ash {
+
+class GPUSupportImpl : public GPUSupport {
+ public:
+  GPUSupportImpl();
+  virtual ~GPUSupportImpl();
+
+ private:
+  // Overridden from GPUSupport:
+  virtual bool IsPanelFittingDisabled() const OVERRIDE;
+  virtual void DisableGpuWatchdog() OVERRIDE;
+  virtual void GetGpuProcessHandles(
+      const GetGpuProcessHandlesCallback& callback) const OVERRIDE;
+
+  DISALLOW_COPY_AND_ASSIGN(GPUSupportImpl);
+};
+
+}  // namespace ash
+
+#endif  // ASH_CONTENT_SUPPORT_GPU_SUPPORT_IMPL_H_
diff --git a/ash/content_support/inject.cc b/ash/content_support/inject.cc
new file mode 100644
index 0000000..ba9f95a
--- /dev/null
+++ b/ash/content_support/inject.cc
@@ -0,0 +1,17 @@
+// Copyright 2014 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 "ash/content_support/inject.h"
+
+#include "ash/content_support/gpu_support_impl.h"
+#include "ash/shell.h"
+
+namespace ash {
+
+void InitContentSupport() {
+  scoped_ptr<GPUSupport> gpu_support(new GPUSupportImpl);
+  Shell::GetInstance()->SetGPUSupport(gpu_support.Pass());
+}
+
+}  // namespace ash
diff --git a/ash/content_support/inject.h b/ash/content_support/inject.h
new file mode 100644
index 0000000..b821029
--- /dev/null
+++ b/ash/content_support/inject.h
@@ -0,0 +1,16 @@
+// Copyright 2014 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 ASH_CONTENT_SUPPORT_INJECT_H_
+#define ASH_CONTENT_SUPPORT_INJECT_H_
+
+#include "ash/content_support/ash_with_content_export.h"
+
+namespace ash {
+
+ASH_WITH_CONTENT_EXPORT void InitContentSupport();
+
+}  // namespace ash
+
+#endif  // ASH_CONTENT_SUPPORT_INJECT_H_
diff --git a/ash/gpu_support.h b/ash/gpu_support.h
new file mode 100644
index 0000000..089f121
--- /dev/null
+++ b/ash/gpu_support.h
@@ -0,0 +1,34 @@
+// Copyright 2014 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 ASH_GPU_SUPPORT_H_
+#define ASH_GPU_SUPPORT_H_
+
+#include <list>
+
+#include "base/callback_forward.h"
+#include "base/process/process.h"
+
+namespace ash {
+
+// An interface to allow use of content::GpuDataManager to be injected in
+// configurations that permit a dependency on content.
+class GPUSupport {
+ public:
+  typedef base::Callback<void(const std::list<base::ProcessHandle>&)>
+      GetGpuProcessHandlesCallback;
+
+  virtual ~GPUSupport() {}
+
+  virtual bool IsPanelFittingDisabled() const = 0;
+
+  virtual void DisableGpuWatchdog() = 0;
+
+  virtual void GetGpuProcessHandles(
+      const GetGpuProcessHandlesCallback& callback) const = 0;
+};
+
+}  // namespace ash
+
+#endif  // ASH_GPU_SUPPORT_H_
diff --git a/ash/keyboard_overlay/keyboard_overlay_delegate.h b/ash/keyboard_overlay/keyboard_overlay_delegate.h
index 3d7c22f..91d7ddd 100644
--- a/ash/keyboard_overlay/keyboard_overlay_delegate.h
+++ b/ash/keyboard_overlay/keyboard_overlay_delegate.h
@@ -5,7 +5,7 @@
 #ifndef ASH_KEYBOARD_OVERLAY_KEYBOARD_OVERLAY_DELEGATE_H_
 #define ASH_KEYBOARD_OVERLAY_KEYBOARD_OVERLAY_DELEGATE_H_
 
-#include "ash/ash_with_content_export.h"
+#include "ash/content_support/ash_with_content_export.h"
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
diff --git a/ash/keyboard_overlay/keyboard_overlay_view.h b/ash/keyboard_overlay/keyboard_overlay_view.h
index c3235ca..0fc339a 100644
--- a/ash/keyboard_overlay/keyboard_overlay_view.h
+++ b/ash/keyboard_overlay/keyboard_overlay_view.h
@@ -7,7 +7,7 @@
 
 #include <vector>
 
-#include "ash/ash_with_content_export.h"
+#include "ash/content_support/ash_with_content_export.h"
 #include "ash/wm/overlay_event_filter.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
diff --git a/ash/screensaver/screensaver_view.h b/ash/screensaver/screensaver_view.h
index bf140fa..cb565b8 100644
--- a/ash/screensaver/screensaver_view.h
+++ b/ash/screensaver/screensaver_view.h
@@ -5,7 +5,7 @@
 #ifndef ASH_SCREENSAVER_SCREENSAVER_VIEW_H_
 #define ASH_SCREENSAVER_SCREENSAVER_VIEW_H_
 
-#include "ash/ash_with_content_export.h"
+#include "ash/content_support/ash_with_content_export.h"
 #include "base/callback.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "ui/views/widget/widget_delegate.h"
diff --git a/ash/shell.cc b/ash/shell.cc
index be56615..6845d4a 100644
--- a/ash/shell.cc
+++ b/ash/shell.cc
@@ -27,6 +27,7 @@
 #include "ash/drag_drop/drag_drop_controller.h"
 #include "ash/first_run/first_run_helper_impl.h"
 #include "ash/focus_cycler.h"
+#include "ash/gpu_support.h"
 #include "ash/high_contrast/high_contrast_controller.h"
 #include "ash/host/root_window_host_factory.h"
 #include "ash/keyboard_uma_event_filter.h"
@@ -125,8 +126,6 @@
 #include "base/message_loop/message_pump_x11.h"
 #include "base/sys_info.h"
 #include "chromeos/display/output_configurator.h"
-#include "content/public/browser/gpu_data_manager.h"
-#include "gpu/config/gpu_feature_type.h"
 #endif  // defined(USE_X11)
 #include "ash/sticky_keys/sticky_keys_controller.h"
 #include "ash/system/chromeos/brightness/brightness_controller_chromeos.h"
@@ -161,6 +160,23 @@ class AshVisibilityController : public views::corewm::VisibilityController {
   DISALLOW_COPY_AND_ASSIGN(AshVisibilityController);
 };
 
+class DefaultGPUSupportImpl : public GPUSupport {
+ public:
+  DefaultGPUSupportImpl() {}
+  virtual ~DefaultGPUSupportImpl() {}
+
+ private:
+  // Overridden from GPUSupport:
+  virtual bool IsPanelFittingDisabled() const OVERRIDE {
+    return false;
+  }
+  virtual void DisableGpuWatchdog() OVERRIDE {}
+  virtual void GetGpuProcessHandles(
+      const GetGpuProcessHandlesCallback& callback) const OVERRIDE {}
+
+  DISALLOW_COPY_AND_ASSIGN(DefaultGPUSupportImpl);
+};
+
 }  // namespace
 
 // static
@@ -545,6 +561,10 @@ void Shell::DoInitialWorkspaceAnimation() {
       DoInitialAnimation();
 }
 
+void Shell::SetGPUSupport(scoped_ptr<GPUSupport> gpu_support) {
+  gpu_support_ = gpu_support.Pass();
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // Shell, private:
 
@@ -562,7 +582,8 @@ Shell::Shell(ShellDelegate* delegate)
       cursor_manager_(scoped_ptr<views::corewm::NativeCursorManager>(
           native_cursor_manager_)),
       simulate_modal_window_open_for_testing_(false),
-      is_touch_hud_projection_enabled_(false) {
+      is_touch_hud_projection_enabled_(false),
+      gpu_support_(new DefaultGPUSupportImpl) {
   DCHECK(delegate_.get());
   display_manager_.reset(new internal::DisplayManager);
 
@@ -572,11 +593,7 @@ Shell::Shell(ShellDelegate* delegate)
     gfx::Screen::SetScreenInstance(gfx::SCREEN_TYPE_NATIVE, screen_);
   display_controller_.reset(new DisplayController);
 #if defined(OS_CHROMEOS) && defined(USE_X11)
-  bool is_panel_fitting_disabled =
-      content::GpuDataManager::GetInstance()->IsFeatureBlacklisted(
-          gpu::GPU_FEATURE_TYPE_PANEL_FITTING);
-
-  output_configurator_->Init(!is_panel_fitting_disabled);
+  output_configurator_->Init(!gpu_support_->IsPanelFittingDisabled());
   user_metrics_recorder_.reset(new UserMetricsRecorder);
 
   base::MessagePumpX11::Current()->AddDispatcherForRootWindow(
diff --git a/ash/shell.h b/ash/shell.h
index a452cd5..ff58e66 100644
--- a/ash/shell.h
+++ b/ash/shell.h
@@ -83,6 +83,7 @@ class CapsLockDelegate;
 class DesktopBackgroundController;
 class DisplayController;
 class FirstRunHelper;
+class GPUSupport;
 class HighContrastController;
 class LockStateController;
 class MagnificationController;
@@ -535,6 +536,9 @@ class ASH_EXPORT Shell
   }
 #endif  // defined(OS_CHROMEOS)
 
+  GPUSupport* gpu_support() { return gpu_support_.get(); }
+  void SetGPUSupport(scoped_ptr<GPUSupport> gpu_support);
+
  private:
   FRIEND_TEST_ALL_PREFIXES(ExtendedDesktopTest, TestCursor);
   FRIEND_TEST_ALL_PREFIXES(WindowManagerTest, MouseEventCursors);
@@ -707,6 +711,9 @@ class ASH_EXPORT Shell
 
   bool is_touch_hud_projection_enabled_;
 
+  // Injected content::GPUDataManager support.
+  scoped_ptr<GPUSupport> gpu_support_;
+
   DISALLOW_COPY_AND_ASSIGN(Shell);
 };
 
diff --git a/ash/shell/content_client/shell_browser_main_parts.cc b/ash/shell/content_client/shell_browser_main_parts.cc
index 2e4a4c4..9d088b5 100644
--- a/ash/shell/content_client/shell_browser_main_parts.cc
+++ b/ash/shell/content_client/shell_browser_main_parts.cc
@@ -5,6 +5,7 @@
 #include "ash/shell/content_client/shell_browser_main_parts.h"
 
 #include "ash/ash_switches.h"
+#include "ash/content_support/inject.h"
 #include "ash/desktop_background/desktop_background_controller.h"
 #include "ash/shell.h"
 #include "ash/shell/shell_delegate_impl.h"
@@ -123,6 +124,7 @@ void ShellBrowserMainParts::PreMainMessageLoopRun() {
 #endif
 
   ash::Shell::CreateInstance(delegate_);
+  ash::InitContentSupport();
   delegate_->set_browser_context(browser_context_.get());
   ash::Shell::GetInstance()->CreateShelf();
   ash::Shell::GetInstance()->UpdateAfterLoginStatusChange(
diff --git a/ash/system/monitor/tray_monitor.cc b/ash/system/monitor/tray_monitor.cc
index 6719a5d0..e6fe59b 100644
--- a/ash/system/monitor/tray_monitor.cc
+++ b/ash/system/monitor/tray_monitor.cc
@@ -4,12 +4,13 @@
 
 #include "ash/system/monitor/tray_monitor.h"
 
+#include "ash/gpu_support.h"
+#include "ash/shell.h"
 #include "ash/system/tray/tray_item_view.h"
 #include "base/process/memory.h"
 #include "base/process/process_metrics.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
-#include "content/public/browser/gpu_data_manager.h"
 #include "ui/base/text/bytes_formatting.h"
 #include "ui/views/border.h"
 #include "ui/views/controls/label.h"
@@ -53,10 +54,10 @@ void TrayMonitor::DestroyTrayView() {
 }
 
 void TrayMonitor::OnTimer() {
-  content::GpuDataManager::GetGpuProcessHandlesCallback callback =
+  GPUSupport::GetGpuProcessHandlesCallback callback =
       base::Bind(&TrayMonitor::OnGotHandles, base::Unretained(this));
   refresh_timer_.Stop();
-  content::GpuDataManager::GetInstance()->GetGpuProcessHandles(callback);
+  Shell::GetInstance()->gpu_support()->GetGpuProcessHandles(callback);
 }
 
 void TrayMonitor::OnGotHandles(const std::list<base::ProcessHandle>& handles) {