FontFamily SkTArrays can be moved.

The FontFamily type in SkFontConfigParser_android.h contains two fields
of type SkTArray. Both of these contain types which can be moved
instead of calling constructors and destructors on resize. This change
avoids a number of unneeded SkString refs and unrefs.

Review URL: https://codereview.chromium.org/929473002

1 files changed, 3 insertions, 2 deletions

diff --git a/src/ports/SkFontConfigParser_android.h b/src/ports/SkFontConfigParser_android.h
index 2302c7712e..6dbf383590 100644
--- a/src/ports/SkFontConfigParser_android.h
+++ b/src/ports/SkFontConfigParser_android.h
@@ -60,6 +60,7 @@ enum FontVariants {
 };
 typedef uint32_t FontVariant;
 
+// Must remain trivially movable (can be memmoved).
 struct FontFileInfo {
     FontFileInfo() : fIndex(0), fWeight(0) { }
 
@@ -83,8 +84,8 @@ struct FontFamily {
         , fBasePath(basePath)
     { }
 
-    SkTArray<SkString> fNames;
-    SkTArray<FontFileInfo> fFonts;
+    SkTArray<SkString, true> fNames;
+    SkTArray<FontFileInfo, true> fFonts;
     SkLanguage fLanguage;
     FontVariant fVariant;
     int fOrder; // internal to SkFontConfigParser