Upstream changes from Android.

src/ports/SkFontHost_FreeType.cpp

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBitmap.h"
 #include "SkCanvas.h"
@@ skipping 676 matching lines @@
 #ifndef SK_GAMMA_APPLY_TO_A8
     if (!isLCD(*rec)) {
       rec->ignorePreBlend();
     }
 #endif
 }
 
 #ifdef SK_BUILD_FOR_ANDROID
 uint32_t SkFontHost::GetUnitsPerEm(SkFontID fontID) {
     SkAutoMutexAcquire ac(gFTMutex);
+    FT_Library libInit = NULL;
+    if (gFTCount == 0) {
+        if (!InitFreetype())
+            sk_throw();
+        libInit = gFTLibrary;
+    }
+    SkAutoTCallIProc<struct FT_LibraryRec_, FT_Done_FreeType> ftLib(libInit);
     SkFaceRec *rec = ref_ft_face(fontID);
     uint16_t unitsPerEm = 0;
 
     if (rec != NULL && rec->fFace != NULL) {
         unitsPerEm = rec->fFace->units_per_EM;
         unref_ft_face(rec->fFace);
     }
 
     return (uint32_t)unitsPerEm;
 }
@@ skipping 652 matching lines @@
         *style = (SkTypeface::Style) tempStyle;
     }
     if (isFixedWidth) {
         *isFixedWidth = FT_IS_FIXED_WIDTH(face);
     }
 
     FT_Done_Face(face);
     FT_Done_FreeType(library);
     return true;
 }