XFA: clang-format all pdfium code.

No behavior change.

Generated by:
  find . -name '*.cpp' -o -name '*.h' | \
  grep -E -v 'third_party|thirdparties|lpng_v163|tiff_v403' | \
  xargs ../../buildtools/mac/clang-format -i
Then manually merged https://codereview.chromium.org/1269223002/

See thread "tabs vs spaces" on pdfium@googlegroups.com for discussion.

BUG=none
diff --git a/fpdfsdk/src/javascript/report.cpp b/fpdfsdk/src/javascript/report.cpp
index 1478feb..732ae6d 100644
--- a/fpdfsdk/src/javascript/report.cpp
+++ b/fpdfsdk/src/javascript/report.cpp
@@ -20,30 +20,28 @@
 END_JS_STATIC_PROP()
 
 BEGIN_JS_STATIC_METHOD(CJS_Report)
-	JS_STATIC_METHOD_ENTRY(save)
-	JS_STATIC_METHOD_ENTRY(writeText)
+JS_STATIC_METHOD_ENTRY(save)
+JS_STATIC_METHOD_ENTRY(writeText)
 END_JS_STATIC_METHOD()
 
 IMPLEMENT_JS_CLASS(CJS_Report, Report)
 
-Report::Report(CJS_Object* pJSObject) : CJS_EmbedObj(pJSObject)
-{
+Report::Report(CJS_Object* pJSObject) : CJS_EmbedObj(pJSObject) {}
 
-}
+Report::~Report() {}
 
-Report::~Report()
-{
-
-}
-
-FX_BOOL Report::writeText(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
-{
+FX_BOOL Report::writeText(IFXJS_Context* cc,
+                          const CJS_Parameters& params,
+                          CJS_Value& vRet,
+                          CFX_WideString& sError) {
   // Unsafe, not supported.
   return TRUE;
 }
 
-FX_BOOL Report::save(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
-{
+FX_BOOL Report::save(IFXJS_Context* cc,
+                     const CJS_Parameters& params,
+                     CJS_Value& vRet,
+                     CFX_WideString& sError) {
   // Unsafe, not supported.
   return TRUE;
 }