Add flag to gradients to interpolate colors in premul space. Experimental API to encapsulate the shared parameters for all gradients into a struct.

BUG=
R=bsalomon@google.com

Review URL: https://codereview.chromium.org/15893002

git-svn-id: http://skia.googlecode.com/svn/trunk@9273 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/gradients/SkTwoPointConicalGradient.cpp b/src/effects/gradients/SkTwoPointConicalGradient.cpp
index 0066942..37b49f0 100644
--- a/src/effects/gradients/SkTwoPointConicalGradient.cpp
+++ b/src/effects/gradients/SkTwoPointConicalGradient.cpp
@@ -175,9 +175,9 @@
 /////////////////////////////////////////////////////////////////////
 
 SkTwoPointConicalGradient::SkTwoPointConicalGradient(
-    const SkPoint& start, SkScalar startRadius,
-    const SkPoint& end, SkScalar endRadius,
-    const Descriptor& desc)
+        const SkPoint& start, SkScalar startRadius,
+        const SkPoint& end, SkScalar endRadius,
+        const Descriptor& desc)
     : SkGradientShaderBase(desc),
     fCenter1(start),
     fCenter2(end),