Migrate from MathUtil::inverse() to gfx::Transform::GetInverse()

cc/test/geometry_test_utils.h

Index: cc/test/geometry_test_utils.h
diff --git a/cc/test/geometry_test_utils.h b/cc/test/geometry_test_utils.h
index 30260c11dfda863714e8279a5023beaf9a096c85..0bcb99e4dcdc79a7f23188a201a7afe7dc39bded 100644
--- a/cc/test/geometry_test_utils.h
+++ b/cc/test/geometry_test_utils.h
@@ -73,6 +73,10 @@ void ExpectTransformationMatrixEq(const WebKit::WebTransformationMatrix& expecte
         cc::ExpectTransformationMatrixEq(expected, actual);          \
     }
 
+// Should be used in test code only, for convenience. Production code should use
+// the gfx::Transform::GetInverse() API.
+gfx::Transform inverse(const gfx::Transform& transform);

[danakj, 2012/12/19 05:23:06]

how about InvertTransform()?

a) we don't have to rename it later for gtfo reasons.
b) without a class scope, inverse() is a lot more ambiguous.

+
 }  // namespace cc
 
 #endif  // CC_TEST_GEOMETRY_TEST_UTILS_H_