Make GrTextContext be owned by the GrDrawContext

src/core/SkDeviceProperties.h

Index: src/core/SkDeviceProperties.h
diff --git a/src/core/SkDeviceProperties.h b/src/core/SkDeviceProperties.h
index e79f21a2350f1e4b958c73c66e631562cc99be87..85f87bcb868565d73bd2d22ada503d874f21c500 100644
--- a/src/core/SkDeviceProperties.h
+++ b/src/core/SkDeviceProperties.h
@@ -11,11 +11,12 @@
 #include "SkSurfacePriv.h"
 
 struct SkDeviceProperties {
-    enum InitType {
-        kLegacyLCD_InitType
-    };
+    SkDeviceProperties(const SkDeviceProperties& src) 
+        : fGamma(src.fGamma)
+        , fPixelGeometry(src.fPixelGeometry) {
+    }
 
-    SkDeviceProperties(InitType, float gamma = SK_GAMMA_EXPONENT)
+    SkDeviceProperties(float gamma = SK_GAMMA_EXPONENT)
         : fGamma(gamma)
         , fPixelGeometry(SkSurfacePropsDefaultPixelGeometry())
     {}
@@ -25,15 +26,15 @@ struct SkDeviceProperties {
         , fPixelGeometry(geo)
     {}
 
-    SkPixelGeometry pixelGeometry() const { return fPixelGeometry; }
     float gamma() const { return fGamma; }
+    SkPixelGeometry pixelGeometry() const { return fPixelGeometry; }
 
     void setPixelGeometry(SkPixelGeometry geo) {
         fPixelGeometry = geo;
     }
 
 private:
-    const float   fGamma;
+    const float     fGamma;
     SkPixelGeometry fPixelGeometry;
 };