Add tests for panel app icon functionaility.

chrome/browser/ui/panels/base_panel_browser_test.cc

Index: chrome/browser/ui/panels/base_panel_browser_test.cc
diff --git a/chrome/browser/ui/panels/base_panel_browser_test.cc b/chrome/browser/ui/panels/base_panel_browser_test.cc
index c39c8b2be26eebf7329446a109ae71aa598d1275..331fc12b2e7e60808e6b7d23bb4d6df2d0d93d4b 100644
--- a/chrome/browser/ui/panels/base_panel_browser_test.cc
+++ b/chrome/browser/ui/panels/base_panel_browser_test.cc
@@ -6,6 +6,7 @@
 
 #include "base/bind.h"
 #include "base/command_line.h"
+#include "base/json/json_file_value_serializer.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop.h"
 #include "base/path_service.h"
@@ -424,6 +425,32 @@ scoped_refptr<Extension> BasePanelBrowserTest::CreateExtension(
   return extension;
 }
 
+scoped_refptr<extensions::Extension>
+BasePanelBrowserTest::LoadExtensionFromManifest(
+    const FilePath::StringType& manifest_file) {
+  FilePath manifest_path;
+  PathService::Get(chrome::DIR_TEST_DATA, &manifest_path);
+  manifest_path = manifest_path.Append(kTestDir);
+  manifest_path = manifest_path.Append(manifest_file);
+
+  JSONFileValueSerializer serializer(manifest_path);
+  scoped_ptr<DictionaryValue> manifest(
+      static_cast<DictionaryValue*>(serializer.Deserialize(NULL, NULL)));
+  EXPECT_TRUE(manifest.get() != NULL);
+
+  std::string error;
+  scoped_refptr<extensions::Extension> extension(Extension::Create(
+      manifest_path.DirName(), Extension::INVALID, *manifest.get(),
+      Extension::NO_FLAGS, &error));
+  EXPECT_TRUE(extension.get());
+  EXPECT_STREQ("", error.c_str());
+  browser()->profile()->GetExtensionService()->
+      OnExtensionInstalled(extension.get(), false /* not from webstore */,
+                           syncer::StringOrdinal(),
+                           false /* no requirement errors */);
+  return extension;
+}
+
 void BasePanelBrowserTest::SetTestingAreas(const gfx::Rect& primary_screen_area,
                                            const gfx::Rect& work_area) {
   DCHECK(primary_screen_area.Contains(work_area));