Add new ASTC pixel config

include/gpu/GrColor.h

Index: include/gpu/GrColor.h
diff --git a/include/gpu/GrColor.h b/include/gpu/GrColor.h
index af394d713b710d8beda000d5f8dfa0aaa4a5ac7f..c53e4b219d3b9524171b576520631521975afcfe 100644
--- a/include/gpu/GrColor.h
+++ b/include/gpu/GrColor.h
@@ -135,21 +135,23 @@ static inline uint32_t GrPixelConfigComponentMask(GrPixelConfig config) {
         kRGB_GrColorComponentFlags,     // kETC1_GrPixelConfig
         kA_GrColorComponentFlag,        // kLATC_GrPixelConfig
         kA_GrColorComponentFlag,        // kR11_EAC_GrPixelConfig
+        kRGBA_GrColorComponentFlags,    // kASTC_12x12_GrPixelConfig
         kRGBA_GrColorComponentFlags,    // kRGBA_float_GrPixelConfig
     };
     return kFlags[config];
 
-    GR_STATIC_ASSERT(0 == kUnknown_GrPixelConfig);
-    GR_STATIC_ASSERT(1 == kAlpha_8_GrPixelConfig);
-    GR_STATIC_ASSERT(2 == kIndex_8_GrPixelConfig);
-    GR_STATIC_ASSERT(3 == kRGB_565_GrPixelConfig);
-    GR_STATIC_ASSERT(4 == kRGBA_4444_GrPixelConfig);
-    GR_STATIC_ASSERT(5 == kRGBA_8888_GrPixelConfig);
-    GR_STATIC_ASSERT(6 == kBGRA_8888_GrPixelConfig);
-    GR_STATIC_ASSERT(7 == kETC1_GrPixelConfig);
-    GR_STATIC_ASSERT(8 == kLATC_GrPixelConfig);
-    GR_STATIC_ASSERT(9 == kR11_EAC_GrPixelConfig);
-    GR_STATIC_ASSERT(10 == kRGBA_float_GrPixelConfig);
+    GR_STATIC_ASSERT(0  == kUnknown_GrPixelConfig);
+    GR_STATIC_ASSERT(1  == kAlpha_8_GrPixelConfig);
+    GR_STATIC_ASSERT(2  == kIndex_8_GrPixelConfig);
+    GR_STATIC_ASSERT(3  == kRGB_565_GrPixelConfig);
+    GR_STATIC_ASSERT(4  == kRGBA_4444_GrPixelConfig);
+    GR_STATIC_ASSERT(5  == kRGBA_8888_GrPixelConfig);
+    GR_STATIC_ASSERT(6  == kBGRA_8888_GrPixelConfig);
+    GR_STATIC_ASSERT(7  == kETC1_GrPixelConfig);
+    GR_STATIC_ASSERT(8  == kLATC_GrPixelConfig);
+    GR_STATIC_ASSERT(9  == kR11_EAC_GrPixelConfig);
+    GR_STATIC_ASSERT(10 == kASTC_12x12_GrPixelConfig);
+    GR_STATIC_ASSERT(11 == kRGBA_float_GrPixelConfig);
     GR_STATIC_ASSERT(SK_ARRAY_COUNT(kFlags) == kGrPixelConfigCnt);
 }