Make WideString::{Format|FormatV} static

This CL moves the Format and FormatV methods from WideString to be
static.

Bug: pdfium:934
Change-Id: I9941d6a2a5bbf0a82087cd0ea5d0f8fc42eecd3e
Reviewed-on: https://pdfium-review.googlesource.com/18630
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

1 files changed, 9 insertions, 19 deletions

diff --git a/xfa/fxfa/parser/cxfa_measurement.cpp b/xfa/fxfa/parser/cxfa_measurement.cpp
index 91e39af969..288ed0cd31 100644
--- a/xfa/fxfa/parser/cxfa_measurement.cpp
+++ b/xfa/fxfa/parser/cxfa_measurement.cpp
@@ -46,37 +46,27 @@ void CXFA_Measurement::SetString(const WideStringView& wsMeasure) {
 }
 
 WideString CXFA_Measurement::ToString() const {
-  WideString wsMeasure;
   switch (GetUnit()) {
     case XFA_Unit::Mm:
-      wsMeasure.Format(L"%.8gmm", GetValue());
-      break;
+      return WideString::Format(L"%.8gmm", GetValue());
     case XFA_Unit::Pt:
-      wsMeasure.Format(L"%.8gpt", GetValue());
-      break;
+      return WideString::Format(L"%.8gpt", GetValue());
     case XFA_Unit::In:
-      wsMeasure.Format(L"%.8gin", GetValue());
-      break;
+      return WideString::Format(L"%.8gin", GetValue());
     case XFA_Unit::Cm:
-      wsMeasure.Format(L"%.8gcm", GetValue());
-      break;
+      return WideString::Format(L"%.8gcm", GetValue());
     case XFA_Unit::Mp:
-      wsMeasure.Format(L"%.8gmp", GetValue());
-      break;
+      return WideString::Format(L"%.8gmp", GetValue());
     case XFA_Unit::Pc:
-      wsMeasure.Format(L"%.8gpc", GetValue());
-      break;
+      return WideString::Format(L"%.8gpc", GetValue());
     case XFA_Unit::Em:
-      wsMeasure.Format(L"%.8gem", GetValue());
-      break;
+      return WideString::Format(L"%.8gem", GetValue());
     case XFA_Unit::Percent:
-      wsMeasure.Format(L"%.8g%%", GetValue());
-      break;
+      return WideString::Format(L"%.8g%%", GetValue());
     default:
-      wsMeasure.Format(L"%.8g", GetValue());
       break;
   }
-  return wsMeasure;
+  return WideString::Format(L"%.8g", GetValue());
 }
 
 float CXFA_Measurement::ToUnit(XFA_Unit eUnit) const {