Tidy PWL_FLOATRANGE

Remove unused form of constructor.
Initialize in header and default constructor (POD).
Use std::min/max

Change-Id: Ib2a37333d9f57ff2e2139a2cc1dea61416a8614b
Reviewed-on: https://pdfium-review.googlesource.com/c/43476
Commit-Queue: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>

2 files changed, 12 insertions, 25 deletions

diff --git a/fpdfsdk/pwl/cpwl_scroll_bar.cpp b/fpdfsdk/pwl/cpwl_scroll_bar.cpp
index 472e6afc24..ced049a175 100644
--- a/fpdfsdk/pwl/cpwl_scroll_bar.cpp
+++ b/fpdfsdk/pwl/cpwl_scroll_bar.cpp
@@ -8,6 +8,7 @@
 
 #include <algorithm>
 #include <sstream>
+#include <utility>
 #include <vector>
 
 #include "core/fxge/cfx_pathdata.h"
@@ -24,27 +25,14 @@ constexpr float kScrollBarTriangleHalfLength = 2.0f;
 
 #define PWL_DEFAULT_HEAVYGRAYCOLOR CFX_Color(CFX_Color::kGray, 0.50)
 
-PWL_FLOATRANGE::PWL_FLOATRANGE() {
-  Default();
-}
-
-PWL_FLOATRANGE::PWL_FLOATRANGE(float min, float max) {
-  Set(min, max);
+void PWL_FLOATRANGE::Reset() {
+  fMin = 0.0f;
+  fMax = 0.0f;
 }
 
-void PWL_FLOATRANGE::Default() {
-  fMin = 0;
-  fMax = 0;
-}
-
-void PWL_FLOATRANGE::Set(float min, float max) {
-  if (min > max) {
-    fMin = max;
-    fMax = min;
-  } else {
-    fMin = min;
-    fMax = max;
-  }
+void PWL_FLOATRANGE::Set(float f1, float f2) {
+  fMin = std::min(f1, f2);
+  fMax = std::max(f1, f2);
 }
 
 bool PWL_FLOATRANGE::In(float x) const {
@@ -61,7 +49,7 @@ PWL_SCROLL_PRIVATEDATA::PWL_SCROLL_PRIVATEDATA() {
 }
 
 void PWL_SCROLL_PRIVATEDATA::Default() {
-  ScrollRange.Default();
+  ScrollRange.Reset();
   fScrollPos = ScrollRange.fMin;
   fClientWidth = 0;
   fBigStep = 10;
diff --git a/fpdfsdk/pwl/cpwl_scroll_bar.h b/fpdfsdk/pwl/cpwl_scroll_bar.h
index 3c3c56e4bb..3592423a7d 100644
--- a/fpdfsdk/pwl/cpwl_scroll_bar.h
+++ b/fpdfsdk/pwl/cpwl_scroll_bar.h
@@ -64,21 +64,20 @@ class CPWL_SBButton final : public CPWL_Wnd {
 
 struct PWL_FLOATRANGE {
  public:
-  PWL_FLOATRANGE();
-  PWL_FLOATRANGE(float min, float max);
+  PWL_FLOATRANGE() = default;
 
   bool operator==(const PWL_FLOATRANGE& that) const {
     return fMin == that.fMin && fMax == that.fMax;
   }
   bool operator!=(const PWL_FLOATRANGE& that) const { return !(*this == that); }
 
-  void Default();
+  void Reset();
   void Set(float min, float max);
   bool In(float x) const;
   float GetWidth() const;
 
-  float fMin;
-  float fMax;
+  float fMin = 0.0f;
+  float fMax = 0.0f;
 };
 
 struct PWL_SCROLL_PRIVATEDATA {