Change browser/page action default icon defined in manifest to support hidpi.

chrome/browser/extensions/api/extension_action/browser_action_apitest.cc

 // Copyright (c) 2012 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 "build/build_config.h"
 
 #if defined(TOOLKIT_GTK)
 #include <gtk/gtk.h>
 #endif
 
+#include "base/message_loop.h"
+#include "base/path_service.h"
 #include "chrome/browser/extensions/browser_action_test_util.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_tab_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/common/chrome_notification_types.h"
+#include "chrome/common/chrome_paths.h"
 #include "chrome/common/extensions/extension_action.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/browser_test_utils.h"
+#include "grit/theme_resources.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "ui/gfx/image/image_skia.h"
+#include "ui/gfx/image/image_skia_operations.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/size.h"
+#include "ui/gfx/skia_util.h"
+#include "webkit/glue/image_decoder.h"
 
+using content::BrowserThread;
 using content::WebContents;
 using extensions::Extension;
+using ::testing::_;
+
+namespace {
+
+class MockActionIconFactory : public ExtensionAction::IconFactory {
+ public:
+  virtual ~MockActionIconFactory() {}
+
+  MOCK_METHOD2(GetIcon, gfx::ImageSkia(const ExtensionIconSet* icon_set,
+                                       ExtensionAction::Type type));
+};
+
+}  // namespace
 
 class BrowserActionApiTest : public ExtensionApiTest {
  public:
   BrowserActionApiTest() {}
   virtual ~BrowserActionApiTest() {}
 
  protected:
   BrowserActionTestUtil GetBrowserActionsBar() {
     return BrowserActionTestUtil(browser());
   }
@@ skipping 49 matching lines @@
       L"    window.domAutomationController.send(true)}}, 100)",
       &result));
   ASSERT_TRUE(result);
 }
 
 IN_PROC_BROWSER_TEST_F(BrowserActionApiTest, DynamicBrowserAction) {
   ASSERT_TRUE(RunExtensionTest("browser_action/no_icon")) << message_;
   const Extension* extension = GetSingleLoadedExtension();
   ASSERT_TRUE(extension) << message_;
 
+  MockActionIconFactory mock_icon_factory;
+  EXPECT_CALL(mock_icon_factory, GetIcon(_, _)).Times(0);
+
   // Test that there is a browser action in the toolbar.
   ASSERT_EQ(1, GetBrowserActionsBar().NumberOfBrowserActions());
   EXPECT_TRUE(GetBrowserActionsBar().HasIcon(0));
 
   // Set prev_id which holds the id of the previous image, and use it in the
   // next test to see if the image changes.
-  uint32_t prev_id = extension->browser_action()->GetIcon(0).
-      ToSkBitmap()->getGenerationID();
+  // The extension should not have default icon defined in its manifest
+  // (default icon is loaded asynchronously, so it may change even without the
+  // update step).
+  uint32_t prev_id = extension->browser_action()->
+      GetIcon(0, &mock_icon_factory).ToSkBitmap()->getGenerationID();
 
   // Tell the extension to update the icon using setIcon({imageData:...}).
   ResultCatcher catcher;
   ui_test_utils::NavigateToURL(browser(),
       GURL(extension->GetResourceURL("update.html")));
   ASSERT_TRUE(catcher.GetNextResult());
 
   // Test that we received the changes.
   EXPECT_TRUE(GetBrowserActionsBar().HasIcon(0));
   EXPECT_NE(prev_id,
-            extension->browser_action()->GetIcon(0).
+            extension->browser_action()->GetIcon(0, &mock_icon_factory).
             ToSkBitmap()->getGenerationID());
-  prev_id = extension->browser_action()->GetIcon(0).
+  prev_id = extension->browser_action()->GetIcon(0, &mock_icon_factory).
       ToSkBitmap()->getGenerationID();
 
   // Tell the extension to update the icon using setIcon({path:...}).
   ui_test_utils::NavigateToURL(browser(),
       GURL(extension->GetResourceURL("update2.html")));
   ASSERT_TRUE(catcher.GetNextResult());
   EXPECT_TRUE(GetBrowserActionsBar().HasIcon(0));
   EXPECT_NE(prev_id,
-            extension->browser_action()->GetIcon(0).
+            extension->browser_action()->GetIcon(0, &mock_icon_factory).
             ToSkBitmap()->getGenerationID());
 }
 
 // This test is flaky as per http://crbug.com/74557.
 IN_PROC_BROWSER_TEST_F(BrowserActionApiTest,
                        DISABLED_TabSpecificBrowserActionState) {
   ASSERT_TRUE(RunExtensionTest("browser_action/tab_specific_state")) <<
       message_;
   const Extension* extension = GetSingleLoadedExtension();
   ASSERT_TRUE(extension) << message_;
@@ skipping 329 matching lines @@
   ResultCatcher catcher;
   ui_test_utils::NavigateToURL(browser(),
       GURL(extension->GetResourceURL("update.html")));
   ASSERT_TRUE(catcher.GetNextResult());
 
   // Test the getters for a specific tab.
   ui_test_utils::NavigateToURL(browser(),
       GURL(extension->GetResourceURL("update2.html")));
   ASSERT_TRUE(catcher.GetNextResult());
 }