Fix for potential typedef issue

src/core/SkXfermode.cpp

Index: src/core/SkXfermode.cpp
diff --git a/src/core/SkXfermode.cpp b/src/core/SkXfermode.cpp
index ac5cee4e3592954ba4b8c34e558652fba054934d..cdc6204e2fd8689dead6b3d7d8bf354b6096e511 100644
--- a/src/core/SkXfermode.cpp
+++ b/src/core/SkXfermode.cpp
@@ -1375,6 +1375,8 @@ GrEffectRef* XferEffect::TestCreate(SkRandom* rand,
 ///////////////////////////////////////////////////////////////////////////////
 
 class SkProcCoeffXfermode : public SkProcXfermode {
+    typedef SkProcXfermode INHERITED;
+
 public:
     SkProcCoeffXfermode(const ProcCoeff& rec, Mode mode)
             : INHERITED(rec.fProc) {
@@ -1448,8 +1450,6 @@ protected:
 private:
     Mode    fMode;
     Coeff   fSrcCoeff, fDstCoeff;
-
-    typedef SkProcXfermode INHERITED;
 };
 
 const char* SkXfermode::ModeName(Mode mode) {
@@ -1495,6 +1495,8 @@ void SkProcCoeffXfermode::toString(SkString* str) const {
 ///////////////////////////////////////////////////////////////////////////////
 
 class SkClearXfermode : public SkProcCoeffXfermode {
+    typedef SkProcCoeffXfermode INHERITED;
+
 public:
     SkClearXfermode(const ProcCoeff& rec) : SkProcCoeffXfermode(rec, kClear_Mode) {}
 
@@ -1507,8 +1509,6 @@ public:
 private:
     SkClearXfermode(SkFlattenableReadBuffer& buffer)
         : SkProcCoeffXfermode(buffer) {}
-
-    typedef SkProcCoeffXfermode INHERITED;
 };
 
 void SkClearXfermode::xfer32(SkPMColor* SK_RESTRICT dst,
@@ -1557,6 +1557,8 @@ void SkClearXfermode::toString(SkString* str) const {
 ///////////////////////////////////////////////////////////////////////////////
 
 class SkSrcXfermode : public SkProcCoeffXfermode {
+    typedef SkProcCoeffXfermode INHERITED;
+
 public:
     SkSrcXfermode(const ProcCoeff& rec) : SkProcCoeffXfermode(rec, kSrc_Mode) {}
 
@@ -1569,8 +1571,6 @@ public:
 private:
     SkSrcXfermode(SkFlattenableReadBuffer& buffer)
         : SkProcCoeffXfermode(buffer) {}
-
-    typedef SkProcCoeffXfermode INHERITED;
 };
 
 void SkSrcXfermode::xfer32(SkPMColor* SK_RESTRICT dst,
@@ -1624,6 +1624,8 @@ void SkSrcXfermode::toString(SkString* str) const {
 ///////////////////////////////////////////////////////////////////////////////
 
 class SkDstInXfermode : public SkProcCoeffXfermode {
+    typedef SkProcCoeffXfermode INHERITED;
+
 public:
     SkDstInXfermode(const ProcCoeff& rec) : SkProcCoeffXfermode(rec, kDstIn_Mode) {}
 
@@ -1634,8 +1636,6 @@ public:
 
 private:
     SkDstInXfermode(SkFlattenableReadBuffer& buffer) : INHERITED(buffer) {}
-
-    typedef SkProcCoeffXfermode INHERITED;
 };
 
 void SkDstInXfermode::xfer32(SkPMColor* SK_RESTRICT dst,
@@ -1667,6 +1667,8 @@ void SkDstInXfermode::toString(SkString* str) const {
 ///////////////////////////////////////////////////////////////////////////////
 
 class SkDstOutXfermode : public SkProcCoeffXfermode {
+    typedef SkProcCoeffXfermode INHERITED;
+
 public:
     SkDstOutXfermode(const ProcCoeff& rec) : SkProcCoeffXfermode(rec, kDstOut_Mode) {}
 
@@ -1678,8 +1680,6 @@ public:
 private:
     SkDstOutXfermode(SkFlattenableReadBuffer& buffer)
         : INHERITED(buffer) {}
-
-    typedef SkProcCoeffXfermode INHERITED;
 };
 
 void SkDstOutXfermode::xfer32(SkPMColor* SK_RESTRICT dst,