libdexfile: rename kVerifyNone to kVerifyNothing

Disambiguation for clang compiler drop.

Bug: 119327768
Test: art/tools/buildbot-build.sh --host -j32
Test: Treehugger
Change-Id: I5937868cdde6127ffca92d1dbb9be3ede6792b88
diff --git a/libdexfile/dex/dex_instruction.h b/libdexfile/dex/dex_instruction.h
index ad8a184..4b38904 100644
--- a/libdexfile/dex/dex_instruction.h
+++ b/libdexfile/dex/dex_instruction.h
@@ -173,7 +173,7 @@
   };
 
   enum VerifyFlag : uint32_t {
-    kVerifyNone               = 0x0000000,
+    kVerifyNothing            = 0x0000000,
     kVerifyRegA               = 0x0000001,
     kVerifyRegAWide           = 0x0000002,
     kVerifyRegB               = 0x0000004,
diff --git a/libdexfile/dex/dex_instruction_list.h b/libdexfile/dex/dex_instruction_list.h
index 9f0aba4..b9540a6 100644
--- a/libdexfile/dex/dex_instruction_list.h
+++ b/libdexfile/dex/dex_instruction_list.h
@@ -19,7 +19,7 @@
 
 // V(opcode, instruction_code, name, format, index, flags, extended_flags, verifier_flags);
 #define DEX_INSTRUCTION_LIST(V) \
-  V(0x00, NOP, "nop", k10x, kIndexNone, kContinue, 0, kVerifyNone) \
+  V(0x00, NOP, "nop", k10x, kIndexNone, kContinue, 0, kVerifyNothing) \
   V(0x01, MOVE, "move", k12x, kIndexNone, kContinue, 0, kVerifyRegA | kVerifyRegB) \
   V(0x02, MOVE_FROM16, "move/from16", k22x, kIndexNone, kContinue, 0, kVerifyRegA | kVerifyRegB) \
   V(0x03, MOVE_16, "move/16", k32x, kIndexNone, kContinue, 0, kVerifyRegA | kVerifyRegB) \
@@ -33,7 +33,7 @@
   V(0x0B, MOVE_RESULT_WIDE, "move-result-wide", k11x, kIndexNone, kContinue, 0, kVerifyRegAWide) \
   V(0x0C, MOVE_RESULT_OBJECT, "move-result-object", k11x, kIndexNone, kContinue, 0, kVerifyRegA) \
   V(0x0D, MOVE_EXCEPTION, "move-exception", k11x, kIndexNone, kContinue, 0, kVerifyRegA) \
-  V(0x0E, RETURN_VOID, "return-void", k10x, kIndexNone, kReturn, 0, kVerifyNone) \
+  V(0x0E, RETURN_VOID, "return-void", k10x, kIndexNone, kReturn, 0, kVerifyNothing) \
   V(0x0F, RETURN, "return", k11x, kIndexNone, kReturn, 0, kVerifyRegA) \
   V(0x10, RETURN_WIDE, "return-wide", k11x, kIndexNone, kReturn, 0, kVerifyRegAWide) \
   V(0x11, RETURN_OBJECT, "return-object", k11x, kIndexNone, kReturn, 0, kVerifyRegA) \
@@ -134,7 +134,7 @@
   V(0x70, INVOKE_DIRECT, "invoke-direct", k35c, kIndexMethodRef, kContinue | kThrow | kInvoke, 0, kVerifyRegBMethod | kVerifyVarArgNonZero) \
   V(0x71, INVOKE_STATIC, "invoke-static", k35c, kIndexMethodRef, kContinue | kThrow | kInvoke, 0, kVerifyRegBMethod | kVerifyVarArg) \
   V(0x72, INVOKE_INTERFACE, "invoke-interface", k35c, kIndexMethodRef, kContinue | kThrow | kInvoke, 0, kVerifyRegBMethod | kVerifyVarArgNonZero) \
-  V(0x73, RETURN_VOID_NO_BARRIER, "return-void-no-barrier", k10x, kIndexNone, kReturn, 0, kVerifyNone) \
+  V(0x73, RETURN_VOID_NO_BARRIER, "return-void-no-barrier", k10x, kIndexNone, kReturn, 0, kVerifyNothing) \
   V(0x74, INVOKE_VIRTUAL_RANGE, "invoke-virtual/range", k3rc, kIndexMethodRef, kContinue | kThrow | kInvoke, 0, kVerifyRegBMethod | kVerifyVarArgRangeNonZero) \
   V(0x75, INVOKE_SUPER_RANGE, "invoke-super/range", k3rc, kIndexMethodRef, kContinue | kThrow | kInvoke, 0, kVerifyRegBMethod | kVerifyVarArgRangeNonZero) \
   V(0x76, INVOKE_DIRECT_RANGE, "invoke-direct/range", k3rc, kIndexMethodRef, kContinue | kThrow | kInvoke, 0, kVerifyRegBMethod | kVerifyVarArgRangeNonZero) \
diff --git a/libdexfile/dex/dex_instruction_test.cc b/libdexfile/dex/dex_instruction_test.cc
index 02400f4..3f79abf 100644
--- a/libdexfile/dex/dex_instruction_test.cc
+++ b/libdexfile/dex/dex_instruction_test.cc
@@ -26,7 +26,7 @@
   EXPECT_EQ(Instruction::k10x, Instruction::FormatOf(nop));
   EXPECT_EQ(Instruction::kIndexNone, Instruction::IndexTypeOf(nop));
   EXPECT_EQ(Instruction::kContinue, Instruction::FlagsOf(nop));
-  EXPECT_EQ(Instruction::kVerifyNone, Instruction::VerifyFlagsOf(nop));
+  EXPECT_EQ(Instruction::kVerifyNothing, Instruction::VerifyFlagsOf(nop));
 }
 
 static void Build45cc(uint8_t num_args, uint16_t method_idx, uint16_t proto_idx,