Move windows specific isFixedPitch to FontPlatformData

Source/core/platform/graphics/chromium/SimpleFontDataChromiumWin.cpp

Index: Source/core/platform/graphics/chromium/SimpleFontDataChromiumWin.cpp
diff --git a/Source/core/platform/graphics/chromium/SimpleFontDataChromiumWin.cpp b/Source/core/platform/graphics/chromium/SimpleFontDataChromiumWin.cpp
index 535a9a573585c415a675bc0103c49856afa26845..640b5d892601f6d9c7ad0c8122064472c38d2e60 100644
--- a/Source/core/platform/graphics/chromium/SimpleFontDataChromiumWin.cpp
+++ b/Source/core/platform/graphics/chromium/SimpleFontDataChromiumWin.cpp
@@ -127,26 +127,7 @@ bool SimpleFontData::containsCharacters(const UChar* characters, int length) con
 
 void SimpleFontData::determinePitch()
 {
-    // TEXTMETRICS have this.  Set m_treatAsFixedPitch based off that.
-    HWndDC dc(0);
-    HGDIOBJ oldFont = SelectObject(dc, m_platformData.hfont());
-
-    // Yes, this looks backwards, but the fixed pitch bit is actually set if the font
-    // is *not* fixed pitch.  Unbelievable but true.
-    TEXTMETRIC textMetric = {0};
-    if (!GetTextMetrics(dc, &textMetric)) {
-        if (FontPlatformData::ensureFontLoaded(m_platformData.hfont())) {
-            // Retry GetTextMetrics.
-            // FIXME: Handle gracefully the error if this call also fails.
-            // See http://crbug.com/6401.
-            if (!GetTextMetrics(dc, &textMetric))
-                LOG_ERROR("Unable to get the text metrics after second attempt");
-        }
-    }
-
-    m_treatAsFixedPitch = ((textMetric.tmPitchAndFamily & TMPF_FIXED_PITCH) == 0);
-
-    SelectObject(dc, oldFont);
+    m_treatAsFixedPitch = platformData().isFixedPitch();
 }
 
 FloatRect SimpleFontData::platformBoundsForGlyph(Glyph glyph) const