Use static_assert instead of SK_COMPILE_ASSERT.

Now that static_assert is allowed, there is no need to use a non-
standard compile time assertion

Review URL: https://codereview.chromium.org/1306443004
diff --git a/src/svg/SkSVGDevice.cpp b/src/svg/SkSVGDevice.cpp
index 9fd7ce7..64f74c8 100644
--- a/src/svg/SkSVGDevice.cpp
+++ b/src/svg/SkSVGDevice.cpp
@@ -42,7 +42,7 @@
     "round", // kRound_Cap
     "square" // kSquare_Cap
 };
-SK_COMPILE_ASSERT(SK_ARRAY_COUNT(cap_map) == SkPaint::kCapCount, missing_cap_map_entry);
+static_assert(SK_ARRAY_COUNT(cap_map) == SkPaint::kCapCount, "missing_cap_map_entry");
 
 static const char* svg_cap(SkPaint::Cap cap) {
     SkASSERT(cap < SK_ARRAY_COUNT(cap_map));
@@ -55,7 +55,7 @@
     "round", // kRound_Join
     "bevel"  // kBevel_Join
 };
-SK_COMPILE_ASSERT(SK_ARRAY_COUNT(join_map) == SkPaint::kJoinCount, missing_join_map_entry);
+static_assert(SK_ARRAY_COUNT(join_map) == SkPaint::kJoinCount, "missing_join_map_entry");
 
 static const char* svg_join(SkPaint::Join join) {
     SkASSERT(join < SK_ARRAY_COUNT(join_map));
@@ -68,8 +68,8 @@
     "middle", // kCenter_Align
     "end"     // kRight_Align
 };
-SK_COMPILE_ASSERT(SK_ARRAY_COUNT(text_align_map) == SkPaint::kAlignCount,
-                  missing_text_align_map_entry);
+static_assert(SK_ARRAY_COUNT(text_align_map) == SkPaint::kAlignCount,
+              "missing_text_align_map_entry");
 static const char* svg_text_align(SkPaint::Align align) {
     SkASSERT(align < SK_ARRAY_COUNT(text_align_map));
     return text_align_map[align];