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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include <string> | |
| 6 #include <vector> | |
| 7 | |
| 8 #include "base/message_loop/message_loop.h" | |
| 9 #include "components/view_manager/client_connection.h" | |
| 10 #include "components/view_manager/connection_manager.h" | |
| 11 #include "components/view_manager/connection_manager_delegate.h" | |
| 12 #include "components/view_manager/display_manager.h" | |
| 13 #include "components/view_manager/display_manager_factory.h" | |
| 14 #include "components/view_manager/ids.h" | |
| 15 #include "components/view_manager/public/cpp/types.h" | |
| 16 #include "components/view_manager/public/cpp/util.h" | |
| 17 #include "components/view_manager/public/interfaces/view_tree.mojom.h" | |
| 18 #include "components/view_manager/server_view.h" | |
| 19 #include "components/view_manager/surfaces/surfaces_state.h" | |
| 20 #include "components/view_manager/test_change_tracker.h" | |
| 21 #include "components/view_manager/view_tree_host_connection.h" | |
| 22 #include "components/view_manager/view_tree_impl.h" | |
| 23 #include "mojo/application/public/interfaces/service_provider.mojom.h" | |
| 24 #include "mojo/converters/geometry/geometry_type_converters.h" | |
| 25 #include "testing/gtest/include/gtest/gtest.h" | |
| 26 #include "ui/gfx/geometry/rect.h" | |
| 27 | |
| 28 using mojo::Array; | |
| 29 using mojo::ERROR_CODE_NONE; | |
| 30 using mojo::InterfaceRequest; | |
| 31 using mojo::ServiceProvider; | |
| 32 using mojo::ServiceProviderPtr; | |
| 33 using mojo::String; | |
| 34 using mojo::ViewDataPtr; | |
| 35 | |
| 36 namespace view_manager { | |
| 37 namespace { | |
| 38 | |
| 39 // ----------------------------------------------------------------------------- | |
| 40 | |
| 41 // ViewTreeClient implementation that logs all calls to a TestChangeTracker. | |
| 42 // TODO(sky): refactor so both this and ViewTreeAppTest share code. | |
| 43 class TestViewTreeClient : public mojo::ViewTreeClient { | |
| 44 public: | |
| 45 TestViewTreeClient() {} | |
| 46 ~TestViewTreeClient() override {} | |
| 47 | |
| 48 TestChangeTracker* tracker() { return &tracker_; } | |
| 49 | |
| 50 private: | |
| 51 // ViewTreeClient: | |
| 52 void OnEmbed(uint16_t connection_id, | |
| 53 ViewDataPtr root, | |
| 54 mojo::ViewTreePtr tree, | |
| 55 mojo::Id focused_view_id, | |
| 56 uint32_t access_policy) override { | |
| 57 // TODO(sky): add test coverage of |focused_view_id|. | |
| 58 tracker_.OnEmbed(connection_id, root.Pass()); | |
| 59 } | |
| 60 void OnEmbeddedAppDisconnected(uint32_t view) override { | |
| 61 tracker_.OnEmbeddedAppDisconnected(view); | |
| 62 } | |
| 63 void OnUnembed() override { tracker_.OnUnembed(); } | |
| 64 void OnViewBoundsChanged(uint32_t view, | |
| 65 mojo::RectPtr old_bounds, | |
| 66 mojo::RectPtr new_bounds) override { | |
| 67 tracker_.OnViewBoundsChanged(view, old_bounds.Pass(), new_bounds.Pass()); | |
| 68 } | |
| 69 void OnViewViewportMetricsChanged( | |
| 70 mojo::ViewportMetricsPtr old_metrics, | |
| 71 mojo::ViewportMetricsPtr new_metrics) override { | |
| 72 tracker_.OnViewViewportMetricsChanged(old_metrics.Pass(), | |
| 73 new_metrics.Pass()); | |
| 74 } | |
| 75 void OnViewHierarchyChanged(uint32_t view, | |
| 76 uint32_t new_parent, | |
| 77 uint32_t old_parent, | |
| 78 Array<ViewDataPtr> views) override { | |
| 79 tracker_.OnViewHierarchyChanged(view, new_parent, old_parent, views.Pass()); | |
| 80 } | |
| 81 void OnViewReordered(uint32_t view_id, | |
| 82 uint32_t relative_view_id, | |
| 83 mojo::OrderDirection direction) override { | |
| 84 tracker_.OnViewReordered(view_id, relative_view_id, direction); | |
| 85 } | |
| 86 void OnViewDeleted(uint32_t view) override { tracker_.OnViewDeleted(view); } | |
| 87 void OnViewVisibilityChanged(uint32_t view, bool visible) override { | |
| 88 tracker_.OnViewVisibilityChanged(view, visible); | |
| 89 } | |
| 90 void OnViewDrawnStateChanged(uint32_t view, bool drawn) override { | |
| 91 tracker_.OnViewDrawnStateChanged(view, drawn); | |
| 92 } | |
| 93 void OnViewSharedPropertyChanged(uint32_t view, | |
| 94 const String& name, | |
| 95 Array<uint8_t> new_data) override { | |
| 96 tracker_.OnViewSharedPropertyChanged(view, name, new_data.Pass()); | |
| 97 } | |
| 98 void OnViewInputEvent(uint32_t view, | |
| 99 mojo::EventPtr event, | |
| 100 const mojo::Callback<void()>& callback) override { | |
| 101 tracker_.OnViewInputEvent(view, event.Pass()); | |
| 102 } | |
| 103 void OnViewFocused(uint32_t focused_view_id) override { | |
| 104 tracker_.OnViewFocused(focused_view_id); | |
| 105 } | |
| 106 | |
| 107 TestChangeTracker tracker_; | |
| 108 | |
| 109 DISALLOW_COPY_AND_ASSIGN(TestViewTreeClient); | |
| 110 }; | |
| 111 | |
| 112 // ----------------------------------------------------------------------------- | |
| 113 | |
| 114 // ClientConnection implementation that vends TestViewTreeClient. | |
| 115 class TestClientConnection : public ClientConnection { | |
| 116 public: | |
| 117 explicit TestClientConnection(scoped_ptr<ViewTreeImpl> service_impl) | |
| 118 : ClientConnection(service_impl.Pass(), &client_) {} | |
| 119 | |
| 120 TestViewTreeClient* client() { return &client_; } | |
| 121 | |
| 122 private: | |
| 123 ~TestClientConnection() override {} | |
| 124 | |
| 125 TestViewTreeClient client_; | |
| 126 | |
| 127 DISALLOW_COPY_AND_ASSIGN(TestClientConnection); | |
| 128 }; | |
| 129 | |
| 130 // ----------------------------------------------------------------------------- | |
| 131 | |
| 132 // Empty implementation of ConnectionManagerDelegate. | |
| 133 class TestConnectionManagerDelegate : public ConnectionManagerDelegate { | |
| 134 public: | |
| 135 TestConnectionManagerDelegate() : last_connection_(nullptr) {} | |
| 136 ~TestConnectionManagerDelegate() override {} | |
| 137 | |
| 138 TestViewTreeClient* last_client() { | |
| 139 return last_connection_ ? last_connection_->client() : nullptr; | |
| 140 } | |
| 141 | |
| 142 TestClientConnection* last_connection() { return last_connection_; } | |
| 143 | |
| 144 private: | |
| 145 // ConnectionManagerDelegate: | |
| 146 void OnNoMoreRootConnections() override {} | |
| 147 | |
| 148 ClientConnection* CreateClientConnectionForEmbedAtView( | |
| 149 ConnectionManager* connection_manager, | |
| 150 mojo::InterfaceRequest<mojo::ViewTree> service_request, | |
| 151 mojo::ConnectionSpecificId creator_id, | |
| 152 mojo::URLRequestPtr request, | |
| 153 const ViewId& root_id) override { | |
| 154 scoped_ptr<ViewTreeImpl> service( | |
| 155 new ViewTreeImpl(connection_manager, creator_id, root_id)); | |
| 156 last_connection_ = new TestClientConnection(service.Pass()); | |
| 157 return last_connection_; | |
| 158 } | |
| 159 ClientConnection* CreateClientConnectionForEmbedAtView( | |
| 160 ConnectionManager* connection_manager, | |
| 161 mojo::InterfaceRequest<mojo::ViewTree> service_request, | |
| 162 mojo::ConnectionSpecificId creator_id, | |
| 163 const ViewId& root_id, | |
| 164 mojo::ViewTreeClientPtr client) override { | |
| 165 // Used by ConnectionManager::AddRoot. | |
| 166 scoped_ptr<ViewTreeImpl> service( | |
| 167 new ViewTreeImpl(connection_manager, creator_id, root_id)); | |
| 168 last_connection_ = new TestClientConnection(service.Pass()); | |
| 169 return last_connection_; | |
| 170 } | |
| 171 | |
| 172 TestClientConnection* last_connection_; | |
| 173 | |
| 174 DISALLOW_COPY_AND_ASSIGN(TestConnectionManagerDelegate); | |
| 175 }; | |
| 176 | |
| 177 // ----------------------------------------------------------------------------- | |
| 178 | |
| 179 class TestViewTreeHostConnection : public ViewTreeHostConnection { | |
| 180 public: | |
| 181 TestViewTreeHostConnection(scoped_ptr<ViewTreeHostImpl> host_impl, | |
| 182 ConnectionManager* manager) | |
| 183 : ViewTreeHostConnection(host_impl.Pass(), manager) {} | |
| 184 ~TestViewTreeHostConnection() override {} | |
| 185 | |
| 186 private: | |
| 187 // ViewTreeHostDelegate: | |
| 188 void OnDisplayInitialized() override { | |
| 189 connection_manager()->AddHost(this); | |
| 190 set_view_tree(connection_manager()->EmbedAtView( | |
| 191 kInvalidConnectionId, | |
| 192 view_tree_host()->root_view()->id(), | |
| 193 mojo::ViewTreeClientPtr())); | |
| 194 } | |
| 195 DISALLOW_COPY_AND_ASSIGN(TestViewTreeHostConnection); | |
| 196 }; | |
| 197 | |
| 198 // ----------------------------------------------------------------------------- | |
| 199 // Empty implementation of DisplayManager. | |
| 200 class TestDisplayManager : public DisplayManager { | |
| 201 public: | |
| 202 TestDisplayManager() {} | |
| 203 ~TestDisplayManager() override {} | |
| 204 | |
| 205 // DisplayManager: | |
| 206 void Init(DisplayManagerDelegate* delegate) override { | |
| 207 // It is necessary to tell the delegate about the ViewportMetrics to make | |
| 208 // sure that the ViewTreeHostConnection is correctly initialized (and a | |
| 209 // root-view is created). | |
| 210 mojo::ViewportMetrics metrics; | |
| 211 metrics.size_in_pixels = mojo::Size::From(gfx::Size(400, 300)); | |
| 212 metrics.device_pixel_ratio = 1.f; | |
| 213 delegate->OnViewportMetricsChanged(mojo::ViewportMetrics(), metrics); | |
| 214 } | |
| 215 void SchedulePaint(const ServerView* view, const gfx::Rect& bounds) override { | |
| 216 } | |
| 217 void SetViewportSize(const gfx::Size& size) override {} | |
| 218 void SetTitle(const base::string16& title) override {} | |
| 219 const mojo::ViewportMetrics& GetViewportMetrics() override { | |
| 220 return display_metrices_; | |
| 221 } | |
| 222 void UpdateTextInputState(const ui::TextInputState& state) override {} | |
| 223 void SetImeVisibility(bool visible) override {} | |
| 224 | |
| 225 private: | |
| 226 mojo::ViewportMetrics display_metrices_; | |
| 227 | |
| 228 DISALLOW_COPY_AND_ASSIGN(TestDisplayManager); | |
| 229 }; | |
| 230 | |
| 231 // Factory that dispenses TestDisplayManagers. | |
| 232 class TestDisplayManagerFactory : public DisplayManagerFactory { | |
| 233 public: | |
| 234 TestDisplayManagerFactory() {} | |
| 235 ~TestDisplayManagerFactory() {} | |
| 236 DisplayManager* CreateDisplayManager( | |
| 237 bool is_headless, | |
| 238 mojo::ApplicationImpl* app_impl, | |
| 239 const scoped_refptr<gles2::GpuState>& gpu_state, | |
| 240 const scoped_refptr<surfaces::SurfacesState>& surfaces_state) override { | |
| 241 return new TestDisplayManager(); | |
| 242 } | |
| 243 | |
| 244 private: | |
| 245 DISALLOW_COPY_AND_ASSIGN(TestDisplayManagerFactory); | |
| 246 }; | |
| 247 | |
| 248 mojo::EventPtr CreatePointerDownEvent(int x, int y) { | |
| 249 mojo::EventPtr event(mojo::Event::New()); | |
| 250 event->action = mojo::EVENT_TYPE_POINTER_DOWN; | |
| 251 event->pointer_data = mojo::PointerData::New(); | |
| 252 event->pointer_data->pointer_id = 1u; | |
| 253 event->pointer_data->x = x; | |
| 254 event->pointer_data->y = y; | |
| 255 return event.Pass(); | |
| 256 } | |
| 257 | |
| 258 mojo::EventPtr CreatePointerUpEvent(int x, int y) { | |
| 259 mojo::EventPtr event(mojo::Event::New()); | |
| 260 event->action = mojo::EVENT_TYPE_POINTER_UP; | |
| 261 event->pointer_data = mojo::PointerData::New(); | |
| 262 event->pointer_data->pointer_id = 1u; | |
| 263 event->pointer_data->x = x; | |
| 264 event->pointer_data->y = y; | |
| 265 return event.Pass(); | |
| 266 } | |
| 267 | |
| 268 } // namespace | |
| 269 | |
| 270 // ----------------------------------------------------------------------------- | |
| 271 | |
| 272 class ViewTreeTest : public testing::Test { | |
| 273 public: | |
| 274 ViewTreeTest() : wm_client_(nullptr) {} | |
| 275 ~ViewTreeTest() override {} | |
| 276 | |
| 277 // ViewTreeImpl for the window manager. | |
| 278 ViewTreeImpl* wm_connection() { | |
| 279 return connection_manager_->GetConnection(1); | |
| 280 } | |
| 281 | |
| 282 TestViewTreeClient* last_view_tree_client() { | |
| 283 return delegate_.last_client(); | |
| 284 } | |
| 285 | |
| 286 TestClientConnection* last_client_connection() { | |
| 287 return delegate_.last_connection(); | |
| 288 } | |
| 289 | |
| 290 ConnectionManager* connection_manager() { return connection_manager_.get(); } | |
| 291 | |
| 292 TestViewTreeClient* wm_client() { return wm_client_; } | |
| 293 | |
| 294 TestViewTreeHostConnection* host_connection() { return host_connection_; } | |
| 295 DisplayManagerDelegate* display_manager_delegate() { | |
| 296 return host_connection()->view_tree_host(); | |
| 297 } | |
| 298 | |
| 299 protected: | |
| 300 // testing::Test: | |
| 301 void SetUp() override { | |
| 302 DisplayManager::set_factory_for_testing(&display_manager_factory_); | |
| 303 // TODO(fsamuel): This is probably broken. We need a root. | |
| 304 connection_manager_.reset( | |
| 305 new ConnectionManager(&delegate_, | |
| 306 scoped_refptr<surfaces::SurfacesState>())); | |
| 307 ViewTreeHostImpl* host = new ViewTreeHostImpl( | |
| 308 mojo::ViewTreeHostClientPtr(), | |
| 309 connection_manager_.get(), true /* is_headless */, nullptr, | |
| 310 scoped_refptr<gles2::GpuState>(), | |
| 311 scoped_refptr<surfaces::SurfacesState>()); | |
| 312 // TODO(fsamuel): This is way too magical. We need to find a better way to | |
| 313 // manage lifetime. | |
| 314 host_connection_ = new TestViewTreeHostConnection( | |
| 315 make_scoped_ptr(host), connection_manager_.get()); | |
| 316 host->Init(host_connection_); | |
| 317 wm_client_ = delegate_.last_client(); | |
| 318 } | |
| 319 | |
| 320 private: | |
| 321 // TestViewTreeClient that is used for the WM connection. | |
| 322 TestViewTreeClient* wm_client_; | |
| 323 TestDisplayManagerFactory display_manager_factory_; | |
| 324 TestConnectionManagerDelegate delegate_; | |
| 325 TestViewTreeHostConnection* host_connection_; | |
| 326 scoped_ptr<ConnectionManager> connection_manager_; | |
| 327 base::MessageLoop message_loop_; | |
| 328 | |
| 329 DISALLOW_COPY_AND_ASSIGN(ViewTreeTest); | |
| 330 }; | |
| 331 | |
| 332 // Verifies focus correctly changes on pointer events. | |
| 333 TEST_F(ViewTreeTest, FocusOnPointer) { | |
| 334 const ViewId embed_view_id(wm_connection()->id(), 1); | |
| 335 EXPECT_EQ(ERROR_CODE_NONE, wm_connection()->CreateView(embed_view_id)); | |
| 336 EXPECT_TRUE(wm_connection()->SetViewVisibility(embed_view_id, true)); | |
| 337 EXPECT_TRUE( | |
| 338 wm_connection()->AddView(*(wm_connection()->root()), embed_view_id)); | |
| 339 host_connection()->view_tree_host()->root_view()-> | |
| 340 SetBounds(gfx::Rect(0, 0, 100, 100)); | |
| 341 mojo::URLRequestPtr request(mojo::URLRequest::New()); | |
| 342 wm_connection()->Embed(embed_view_id, request.Pass()); | |
| 343 ViewTreeImpl* connection1 = | |
| 344 connection_manager()->GetConnectionWithRoot(embed_view_id); | |
| 345 ASSERT_TRUE(connection1 != nullptr); | |
| 346 ASSERT_NE(connection1, wm_connection()); | |
| 347 | |
| 348 connection_manager() | |
| 349 ->GetView(embed_view_id) | |
| 350 ->SetBounds(gfx::Rect(0, 0, 50, 50)); | |
| 351 | |
| 352 const ViewId child1(connection1->id(), 1); | |
| 353 EXPECT_EQ(ERROR_CODE_NONE, connection1->CreateView(child1)); | |
| 354 EXPECT_TRUE(connection1->AddView(embed_view_id, child1)); | |
| 355 ServerView* v1 = connection1->GetView(child1); | |
| 356 v1->SetVisible(true); | |
| 357 v1->SetBounds(gfx::Rect(20, 20, 20, 20)); | |
| 358 | |
| 359 TestViewTreeClient* connection1_client = last_view_tree_client(); | |
| 360 connection1_client->tracker()->changes()->clear(); | |
| 361 wm_client()->tracker()->changes()->clear(); | |
| 362 | |
| 363 display_manager_delegate()->OnEvent(CreatePointerDownEvent(21, 22)); | |
| 364 // Focus should go to child1. This result in notifying both the window | |
| 365 // manager and client connection being notified. | |
| 366 EXPECT_EQ(v1, connection1->GetHost()->GetFocusedView()); | |
| 367 ASSERT_GE(wm_client()->tracker()->changes()->size(), 1u); | |
| 368 EXPECT_EQ("Focused id=2,1", | |
| 369 ChangesToDescription1(*wm_client()->tracker()->changes())[0]); | |
| 370 ASSERT_GE(connection1_client->tracker()->changes()->size(), 1u); | |
| 371 EXPECT_EQ( | |
| 372 "Focused id=2,1", | |
| 373 ChangesToDescription1(*connection1_client->tracker()->changes())[0]); | |
| 374 | |
| 375 display_manager_delegate()->OnEvent(CreatePointerUpEvent(21, 22)); | |
| 376 wm_client()->tracker()->changes()->clear(); | |
| 377 connection1_client->tracker()->changes()->clear(); | |
| 378 | |
| 379 // Press outside of the embedded view. Focus should go to the root. Notice | |
| 380 // the client1 doesn't see who has focus as the focused view (root) isn't | |
| 381 // visible to it. | |
| 382 display_manager_delegate()->OnEvent(CreatePointerDownEvent(61, 22)); | |
| 383 EXPECT_EQ(host_connection()->view_tree_host()->root_view(), | |
| 384 host_connection()->view_tree_host()->GetFocusedView()); | |
| 385 ASSERT_GE(wm_client()->tracker()->changes()->size(), 1u); | |
| 386 EXPECT_EQ("Focused id=0,2", | |
| 387 ChangesToDescription1(*wm_client()->tracker()->changes())[0]); | |
| 388 ASSERT_GE(connection1_client->tracker()->changes()->size(), 1u); | |
| 389 EXPECT_EQ( | |
| 390 "Focused id=null", | |
| 391 ChangesToDescription1(*connection1_client->tracker()->changes())[0]); | |
| 392 | |
| 393 display_manager_delegate()->OnEvent(CreatePointerUpEvent(21, 22)); | |
| 394 wm_client()->tracker()->changes()->clear(); | |
| 395 connection1_client->tracker()->changes()->clear(); | |
| 396 | |
| 397 // Press in the same location. Should not get a focus change event (only input | |
| 398 // event). | |
| 399 display_manager_delegate()->OnEvent(CreatePointerDownEvent(61, 22)); | |
| 400 EXPECT_EQ(host_connection()->view_tree_host()->root_view(), | |
| 401 host_connection()->view_tree_host()->GetFocusedView()); | |
| 402 ASSERT_EQ(wm_client()->tracker()->changes()->size(), 1u); | |
| 403 EXPECT_EQ("InputEvent view=0,2 event_action=4", | |
| 404 ChangesToDescription1(*wm_client()->tracker()->changes())[0]); | |
| 405 EXPECT_TRUE(connection1_client->tracker()->changes()->empty()); | |
| 406 } | |
| 407 | |
| 408 TEST_F(ViewTreeTest, BasicInputEventTarget) { | |
| 409 const ViewId embed_view_id(wm_connection()->id(), 1); | |
| 410 EXPECT_EQ(ERROR_CODE_NONE, wm_connection()->CreateView(embed_view_id)); | |
| 411 EXPECT_TRUE(wm_connection()->SetViewVisibility(embed_view_id, true)); | |
| 412 EXPECT_TRUE( | |
| 413 wm_connection()->AddView(*(wm_connection()->root()), embed_view_id)); | |
| 414 host_connection()->view_tree_host()->root_view()->SetBounds( | |
| 415 gfx::Rect(0, 0, 100, 100)); | |
| 416 mojo::URLRequestPtr request(mojo::URLRequest::New()); | |
| 417 wm_connection()->Embed(embed_view_id, request.Pass()); | |
| 418 ViewTreeImpl* connection1 = | |
| 419 connection_manager()->GetConnectionWithRoot(embed_view_id); | |
| 420 ASSERT_TRUE(connection1 != nullptr); | |
| 421 ASSERT_NE(connection1, wm_connection()); | |
| 422 | |
| 423 connection_manager() | |
| 424 ->GetView(embed_view_id) | |
| 425 ->SetBounds(gfx::Rect(0, 0, 50, 50)); | |
| 426 | |
| 427 const ViewId child1(connection1->id(), 1); | |
| 428 EXPECT_EQ(ERROR_CODE_NONE, connection1->CreateView(child1)); | |
| 429 EXPECT_TRUE(connection1->AddView(embed_view_id, child1)); | |
| 430 ServerView* v1 = connection1->GetView(child1); | |
| 431 v1->SetVisible(true); | |
| 432 v1->SetBounds(gfx::Rect(20, 20, 20, 20)); | |
| 433 | |
| 434 TestViewTreeClient* embed_connection = last_view_tree_client(); | |
| 435 embed_connection->tracker()->changes()->clear(); | |
| 436 wm_client()->tracker()->changes()->clear(); | |
| 437 | |
| 438 // Send an event to |v1|. |embed_connection| should get the event, not | |
| 439 // |wm_client|, since |v1| lives inside an embedded view. | |
| 440 display_manager_delegate()->OnEvent(CreatePointerDownEvent(21, 22)); | |
| 441 ASSERT_EQ(1u, wm_client()->tracker()->changes()->size()); | |
| 442 EXPECT_EQ("Focused id=2,1", | |
| 443 ChangesToDescription1(*wm_client()->tracker()->changes())[0]); | |
| 444 ASSERT_EQ(2u, embed_connection->tracker()->changes()->size()); | |
| 445 EXPECT_EQ("Focused id=2,1", | |
| 446 ChangesToDescription1(*embed_connection->tracker()->changes())[0]); | |
| 447 EXPECT_EQ("InputEvent view=2,1 event_action=4", | |
| 448 ChangesToDescription1(*embed_connection->tracker()->changes())[1]); | |
| 449 } | |
| 450 | |
| 451 } // namespace view_manager | |
| OLD | NEW |
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Chromium Code Reviews
Issue 1344573002:
Mandoline: Rename components/view_manager to components/mus (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master