Replace Thinkness with Thickness.

The FontMetricsFlags::kUnderlineThinknessIsValid_Flag has a typo in it.
Fortunately no user currently uses this enumeration value by name but
instead uses the getter so the name can be updated.

BUG=skia:6174

Change-Id: I810260d826482de1da8876cd9739d24b3bfb0f95
Reviewed-on: https://skia-review.googlesource.com/10050
Reviewed-by: Cary Clark <caryclark@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
diff --git a/include/core/SkPaint.h b/include/core/SkPaint.h
index c8d4cc1..caa5491 100644
--- a/include/core/SkPaint.h
+++ b/include/core/SkPaint.h
@@ -707,7 +707,7 @@
             A set flag indicates that the metric may be trusted.
         */
         enum FontMetricsFlags {
-            kUnderlineThinknessIsValid_Flag = 1 << 0,
+            kUnderlineThicknessIsValid_Flag = 1 << 0,
             kUnderlinePositionIsValid_Flag = 1 << 1,
         };
 
@@ -733,21 +733,21 @@
          */
         SkScalar    fUnderlinePosition; //!< underline position, or 0 if cannot be determined
 
-        /**  If the fontmetrics has a valid underlinethickness, return true, and set the
+        /**  If the fontmetrics has a valid underline thickness, return true, and set the
                 thickness param to that value. If it doesn't return false and ignore the
                 thickness param.
         */
         bool hasUnderlineThickness(SkScalar* thickness) const {
-            if (SkToBool(fFlags & kUnderlineThinknessIsValid_Flag)) {
+            if (SkToBool(fFlags & kUnderlineThicknessIsValid_Flag)) {
                 *thickness = fUnderlineThickness;
                 return true;
             }
             return false;
         }
 
-        /**  If the fontmetrics has a valid underlineposition, return true, and set the
-                thickness param to that value. If it doesn't return false and ignore the
-                thickness param.
+        /**  If the fontmetrics has a valid underline position, return true, and set the
+                position param to that value. If it doesn't return false and ignore the
+                position param.
         */
         bool hasUnderlinePosition(SkScalar* position) const {
             if (SkToBool(fFlags & kUnderlinePositionIsValid_Flag)) {
diff --git a/src/ports/SkFontHost_FreeType.cpp b/src/ports/SkFontHost_FreeType.cpp
index 5489996..f32f4e3 100644
--- a/src/ports/SkFontHost_FreeType.cpp
+++ b/src/ports/SkFontHost_FreeType.cpp
@@ -1388,7 +1388,7 @@
         underlinePosition = -SkIntToScalar(face->underline_position +
                                            face->underline_thickness / 2) / upem;
 
-        metrics->fFlags |= SkPaint::FontMetrics::kUnderlineThinknessIsValid_Flag;
+        metrics->fFlags |= SkPaint::FontMetrics::kUnderlineThicknessIsValid_Flag;
         metrics->fFlags |= SkPaint::FontMetrics::kUnderlinePositionIsValid_Flag;
 
         // we may be able to synthesize x_height and cap_height from outline
@@ -1417,7 +1417,7 @@
         underlineThickness = 0;
         underlinePosition = 0;
 
-        metrics->fFlags &= ~SkPaint::FontMetrics::kUnderlineThinknessIsValid_Flag;
+        metrics->fFlags &= ~SkPaint::FontMetrics::kUnderlineThicknessIsValid_Flag;
         metrics->fFlags &= ~SkPaint::FontMetrics::kUnderlinePositionIsValid_Flag;
     } else {
         sk_bzero(metrics, sizeof(*metrics));
diff --git a/src/ports/SkFontHost_mac.cpp b/src/ports/SkFontHost_mac.cpp
index a9b8ccd..ca236a3 100644
--- a/src/ports/SkFontHost_mac.cpp
+++ b/src/ports/SkFontHost_mac.cpp
@@ -1306,7 +1306,7 @@
     metrics->fUnderlineThickness = CGToScalar( CTFontGetUnderlineThickness(fCTFont.get()));
     metrics->fUnderlinePosition = -CGToScalar( CTFontGetUnderlinePosition(fCTFont.get()));
 
-    metrics->fFlags |= SkPaint::FontMetrics::kUnderlineThinknessIsValid_Flag;
+    metrics->fFlags |= SkPaint::FontMetrics::kUnderlineThicknessIsValid_Flag;
     metrics->fFlags |= SkPaint::FontMetrics::kUnderlinePositionIsValid_Flag;
 
     // See https://bugs.chromium.org/p/skia/issues/detail?id=6203
diff --git a/src/ports/SkFontHost_win.cpp b/src/ports/SkFontHost_win.cpp
index 296b9d3..25c6088 100644
--- a/src/ports/SkFontHost_win.cpp
+++ b/src/ports/SkFontHost_win.cpp
@@ -1009,7 +1009,7 @@
     metrics->fUnderlineThickness = SkIntToScalar(otm.otmsUnderscoreSize);
     metrics->fUnderlinePosition = -SkIntToScalar(otm.otmsUnderscorePosition);
 
-    metrics->fFlags |= SkPaint::FontMetrics::kUnderlineThinknessIsValid_Flag;
+    metrics->fFlags |= SkPaint::FontMetrics::kUnderlineThicknessIsValid_Flag;
     metrics->fFlags |= SkPaint::FontMetrics::kUnderlinePositionIsValid_Flag;
 
     metrics->fXHeight = SkIntToScalar(otm.otmsXHeight);
diff --git a/src/ports/SkScalerContext_win_dw.cpp b/src/ports/SkScalerContext_win_dw.cpp
index 3f5fc99..1fc067e 100644
--- a/src/ports/SkScalerContext_win_dw.cpp
+++ b/src/ports/SkScalerContext_win_dw.cpp
@@ -621,7 +621,7 @@
     metrics->fUnderlineThickness = fTextSizeRender * SkIntToScalar(dwfm.underlineThickness) / upem;
     metrics->fUnderlinePosition = -(fTextSizeRender * SkIntToScalar(dwfm.underlinePosition) / upem);
 
-    metrics->fFlags |= SkPaint::FontMetrics::kUnderlineThinknessIsValid_Flag;
+    metrics->fFlags |= SkPaint::FontMetrics::kUnderlineThicknessIsValid_Flag;
     metrics->fFlags |= SkPaint::FontMetrics::kUnderlinePositionIsValid_Flag;
 
     if (this->getDWriteTypeface()->fDWriteFontFace1.get()) {