Deinline even more destructors.

chrome/browser/extensions/extensions_ui.h

Index: chrome/browser/extensions/extensions_ui.h
diff --git a/chrome/browser/extensions/extensions_ui.h b/chrome/browser/extensions/extensions_ui.h
index 54ec298d581d7af2ed5f52d81f78c84d8b677036..0caec5bfd629f74e989eaba2c463ff03904403ea 100644
--- a/chrome/browser/extensions/extensions_ui.h
+++ b/chrome/browser/extensions/extensions_ui.h
@@ -51,9 +51,7 @@ class ExtensionsUIHTMLSource : public ChromeURLDataManager::DataSource {
   virtual void StartDataRequest(const std::string& path,
                                 bool is_off_the_record,
                                 int request_id);
-  virtual std::string GetMimeType(const std::string&) const {
-    return "text/html";
-  }
+  virtual std::string GetMimeType(const std::string&) const;
 
  private:
   ~ExtensionsUIHTMLSource() {}
@@ -190,9 +188,7 @@ class ExtensionsDOMHandler
   virtual void FileSelected(const FilePath& path,
                             int index, void* params);
   virtual void MultiFilesSelected(
-    const std::vector<FilePath>& files, void* params) {
-    NOTREACHED();
-  }
+      const std::vector<FilePath>& files, void* params);
   virtual void FileSelectionCanceled(void* params) {}
 
   // NotificationObserver