Implement DPI for perspective bitmaps in PDF - we save the bitmap at the resolution requested.

R=reed@google.com, vandebo@chromium.org

Review URL: https://codereview.chromium.org/54913004

git-svn-id: http://skia.googlecode.com/svn/trunk/include@12230 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/pdf/SkPDFDevice.h b/pdf/SkPDFDevice.h
index 8e1f418..51d046d 100644
--- a/pdf/SkPDFDevice.h
+++ b/pdf/SkPDFDevice.h
@@ -194,11 +194,6 @@
         return *(fFontGlyphUsage.get());
     }
 
-protected:
-    virtual bool onReadPixels(const SkBitmap& bitmap, int x, int y,
-                              SkCanvas::Config8888) SK_OVERRIDE;
-
-    virtual bool allowImageFilter(SkImageFilter*) SK_OVERRIDE;
 
     /**
      *  rasterDpi - the DPI at which features without native PDF support
@@ -214,6 +209,12 @@
         fRasterDpi = rasterDpi;
     }
 
+protected:
+    virtual bool onReadPixels(const SkBitmap& bitmap, int x, int y,
+                              SkCanvas::Config8888) SK_OVERRIDE;
+
+    virtual bool allowImageFilter(SkImageFilter*) SK_OVERRIDE;
+
 private:
     // TODO(vandebo): push most of SkPDFDevice's state into a core object in
     // order to get the right access levels without using friend.