Replace SkPin32 with SkTPin and remove.

SkPin32 is already just forwarding to SkTPin, so convert existing
users and remove SkPin32.

Review URL: https://codereview.chromium.org/1314583003
diff --git a/src/core/SkBitmap.cpp b/src/core/SkBitmap.cpp
index 7cc7344..7d08184 100644
--- a/src/core/SkBitmap.cpp
+++ b/src/core/SkBitmap.cpp
@@ -199,7 +199,7 @@
 
     if (pr) {
         const SkImageInfo& info = pr->info();
-        fPixelRefOrigin.set(SkPin32(dx, 0, info.width()), SkPin32(dy, 0, info.height()));
+        fPixelRefOrigin.set(SkTPin(dx, 0, info.width()), SkTPin(dy, 0, info.height()));
     } else {
         // ignore dx,dy if there is no pixelref
         fPixelRefOrigin.setZero();
diff --git a/src/core/SkFontStyle.cpp b/src/core/SkFontStyle.cpp
index 285d17a..badf9d7 100644
--- a/src/core/SkFontStyle.cpp
+++ b/src/core/SkFontStyle.cpp
@@ -18,9 +18,9 @@
 
 SkFontStyle::SkFontStyle(int weight, int width, Slant slant) {
     fUnion.fU32 = 0;
-    fUnion.fR.fWeight = SkPin32(weight, kThin_Weight, kBlack_Weight);
-    fUnion.fR.fWidth = SkPin32(width, kUltraCondensed_Width, kUltaExpanded_Width);
-    fUnion.fR.fSlant = SkPin32(slant, kUpright_Slant, kItalic_Slant);
+    fUnion.fR.fWeight = SkTPin<int>(weight, kThin_Weight, kBlack_Weight);
+    fUnion.fR.fWidth = SkTPin<int>(width, kUltraCondensed_Width, kUltaExpanded_Width);
+    fUnion.fR.fSlant = SkTPin<int>(slant, kUpright_Slant, kItalic_Slant);
 }
 
 SkFontStyle::SkFontStyle(unsigned oldStyle) {
diff --git a/src/core/SkString.cpp b/src/core/SkString.cpp
index 9110d80..d93f662 100644
--- a/src/core/SkString.cpp
+++ b/src/core/SkString.cpp
@@ -509,7 +509,7 @@
 }
 
 void SkString::insertHex(size_t offset, uint32_t hex, int minDigits) {
-    minDigits = SkPin32(minDigits, 0, 8);
+    minDigits = SkTPin(minDigits, 0, 8);
 
     static const char gHex[] = "0123456789ABCDEF";
 
diff --git a/src/effects/SkMagnifierImageFilter.cpp b/src/effects/SkMagnifierImageFilter.cpp
index 1e1ec45..b9998f8 100644
--- a/src/effects/SkMagnifierImageFilter.cpp
+++ b/src/effects/SkMagnifierImageFilter.cpp
@@ -361,8 +361,8 @@
             SkScalar y_interp = SkScalarMul(weight, (fSrcRect.y() + y * inv_y_zoom)) +
                            (SK_Scalar1 - weight) * y;
 
-            int x_val = SkPin32(SkScalarFloorToInt(x_interp), 0, width - 1);
-            int y_val = SkPin32(SkScalarFloorToInt(y_interp), 0, height - 1);
+            int x_val = SkTPin(SkScalarFloorToInt(x_interp), 0, width - 1);
+            int y_val = SkTPin(SkScalarFloorToInt(y_interp), 0, height - 1);
 
             *dptr = sptr[y_val * width + x_val];
             dptr++;
diff --git a/src/effects/SkMatrixConvolutionImageFilter.cpp b/src/effects/SkMatrixConvolutionImageFilter.cpp
index c2ad9ea..499ba51 100644
--- a/src/effects/SkMatrixConvolutionImageFilter.cpp
+++ b/src/effects/SkMatrixConvolutionImageFilter.cpp
@@ -126,8 +126,8 @@
 class ClampPixelFetcher {
 public:
     static inline SkPMColor fetch(const SkBitmap& src, int x, int y, const SkIRect& bounds) {
-        x = SkPin32(x, bounds.fLeft, bounds.fRight - 1);
-        y = SkPin32(y, bounds.fTop, bounds.fBottom - 1);
+        x = SkTPin(x, bounds.fLeft, bounds.fRight - 1);
+        y = SkTPin(y, bounds.fTop, bounds.fBottom - 1);
         return *src.getAddr32(x, y);
     }
 };
diff --git a/src/effects/SkTableMaskFilter.cpp b/src/effects/SkTableMaskFilter.cpp
index 999b998..88484d7 100644
--- a/src/effects/SkTableMaskFilter.cpp
+++ b/src/effects/SkTableMaskFilter.cpp
@@ -91,7 +91,7 @@
     float x = 0;
     for (int i = 0; i < 256; i++) {
      // float ee = powf(x, g) * 255;
-        table[i] = SkPin32(sk_float_round2int(powf(x, g) * 255), 0, 255);
+        table[i] = SkTPin(sk_float_round2int(powf(x, g) * 255), 0, 255);
         x += dx;
     }
 }
diff --git a/src/effects/gradients/SkRadialGradient.cpp b/src/effects/gradients/SkRadialGradient.cpp
index 3a1a21e..c7e7308 100644
--- a/src/effects/gradients/SkRadialGradient.cpp
+++ b/src/effects/gradients/SkRadialGradient.cpp
@@ -92,10 +92,10 @@
     // might perform this check for the other modes,
     // but the win will be a smaller % of the total
     if (dy == 0) {
-        fy = SkPin32(fy, -0xFFFF >> 1, 0xFFFF >> 1);
+        fy = SkTPin(fy, -0xFFFF >> 1, 0xFFFF >> 1);
         fy *= fy;
         do {
-            unsigned xx = SkPin32(fx, -0xFFFF >> 1, 0xFFFF >> 1);
+            unsigned xx = SkTPin(fx, -0xFFFF >> 1, 0xFFFF >> 1);
             unsigned fi = (xx * xx + fy) >> (14 + 16 - kSQRT_TABLE_BITS);
             fi = SkFastMin32(fi, 0xFFFF >> (16 - kSQRT_TABLE_BITS));
             fx += dx;
@@ -105,8 +105,8 @@
         } while (--count != 0);
     } else {
         do {
-            unsigned xx = SkPin32(fx, -0xFFFF >> 1, 0xFFFF >> 1);
-            unsigned fi = SkPin32(fy, -0xFFFF >> 1, 0xFFFF >> 1);
+            unsigned xx = SkTPin(fx, -0xFFFF >> 1, 0xFFFF >> 1);
+            unsigned fi = SkTPin(fy, -0xFFFF >> 1, 0xFFFF >> 1);
             fi = (xx * xx + fi * fi) >> (14 + 16 - kSQRT_TABLE_BITS);
             fi = SkFastMin32(fi, 0xFFFF >> (16 - kSQRT_TABLE_BITS));
             fx += dx;