[filebrowser] Introduce View action for supported file types (e.g. pdf).

chrome/browser/chromeos/extensions/file_manager_util.cc

Index: chrome/browser/chromeos/extensions/file_manager_util.cc
===================================================================
--- chrome/browser/chromeos/extensions/file_manager_util.cc	(revision 125140)
+++ chrome/browser/chromeos/extensions/file_manager_util.cc	(working copy)
@@ -122,29 +122,6 @@
   return base::strcasecmp(file_extension, kCRXExtension) == 0;
 }
 
-// If pdf plugin is enabled, we should open pdf files in a tab.
-bool ShouldBeOpenedWithPdfPlugin(const char* file_extension) {
-  if (base::strcasecmp(file_extension, kPdfExtension) != 0)
-    return false;
-
-  Browser* browser = BrowserList::GetLastActive();
-  if (!browser)
-    return false;
-
-  FilePath pdf_path;
-  PathService::Get(chrome::FILE_PDF_PLUGIN, &pdf_path);
-
-  webkit::WebPluginInfo plugin;
-  if (!PluginService::GetInstance()->GetPluginInfoByPath(pdf_path, &plugin))
-    return false;
-
-  PluginPrefs* plugin_prefs = PluginPrefs::GetForProfile(browser->profile());
-  if (!plugin_prefs)
-    return false;
-
-  return plugin_prefs->IsPluginEnabled(plugin);
-}
-
 // Returns index |ext| has in the |array|. If there is no |ext| in |array|, last
 // element's index is return (last element should have irrelevant value).
 int UMAExtensionIndex(const char *file_extension,
@@ -468,4 +445,27 @@
   installer->InstallCrx(full_path);
 }
 
+// If pdf plugin is enabled, we should open pdf files in a tab.
+bool ShouldBeOpenedWithPdfPlugin(const char* file_extension) {
+  if (base::strcasecmp(file_extension, kPdfExtension) != 0)
+    return false;
+
+  Browser* browser = BrowserList::GetLastActive();
+  if (!browser)
+    return false;
+
+  FilePath pdf_path;
+  PathService::Get(chrome::FILE_PDF_PLUGIN, &pdf_path);
+
+  webkit::WebPluginInfo plugin;
+  if (!PluginService::GetInstance()->GetPluginInfoByPath(pdf_path, &plugin))
+    return false;
+
+  PluginPrefs* plugin_prefs = PluginPrefs::GetForProfile(browser->profile());
+  if (!plugin_prefs)
+    return false;
+
+  return plugin_prefs->IsPluginEnabled(plugin);
+}
+
 }  // namespace file_manager_util