clang-format all code

fpdfsdk/include/fpdfppo.h

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
- 
+
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef _FPDFPPO_H_
 #define _FPDFPPO_H_
 
 #include "fpdfview.h"
 
 // Function: FPDF_ImportPages
 //                      Import some pages to a PDF document.
-// Parameters:  
-//                      dest_doc        -       The destination document which add the pages.
+// Parameters:
+//                      dest_doc        -       The destination document which add the
+//pages.
 //                      src_doc         -       A document to be imported.
-//                      pagerange       -       A page range string, Such as "1,3,5-7". 
-//                                                      If this parameter is NULL, it would import all pages in src_doc.
-//                      index           -       The page index wanted to insert from.   
+//                      pagerange       -       A page range string, Such as
+//"1,3,5-7".
+//                                                      If this parameter is NULL, it would
+//import all pages in src_doc.
+//                      index           -       The page index wanted to insert
+//from.
 // Return value:
-//                      TRUE for succeed, FALSE for Failed.     
-DLLEXPORT FPDF_BOOL STDCALL FPDF_ImportPages(FPDF_DOCUMENT dest_doc,FPDF_DOCUMENT src_doc, FPDF_BYTESTRING pagerange, int index);
-
+//                      TRUE for succeed, FALSE for Failed.
+DLLEXPORT FPDF_BOOL STDCALL FPDF_ImportPages(FPDF_DOCUMENT dest_doc,
+                                             FPDF_DOCUMENT src_doc,
+                                             FPDF_BYTESTRING pagerange,
+                                             int index);
 
 // Function: FPDF_CopyViewerPreferences
-//                      Copy the viewer preferences from one PDF document to another.#endif
-// Parameters:  
-//                      dest_doc        -       Handle to document to write the viewer preferences to.
-//                      src_doc         -       Handle to document with the viewer preferences.
+//                      Copy the viewer preferences from one PDF document to
+//another.#endif
+// Parameters:
+//                      dest_doc        -       Handle to document to write the viewer
+//preferences to.
+//                      src_doc         -       Handle to document with the viewer
+//preferences.
 // Return value:
 //                      TRUE for success, FALSE for failure.
-DLLEXPORT FPDF_BOOL STDCALL FPDF_CopyViewerPreferences(FPDF_DOCUMENT dest_doc, FPDF_DOCUMENT src_doc);
+DLLEXPORT FPDF_BOOL STDCALL
+    FPDF_CopyViewerPreferences(FPDF_DOCUMENT dest_doc, FPDF_DOCUMENT src_doc);
 #endif
-