[llvm-exegesis][NFC] Remove extra `llvm::` qualifications.

Summary: First patch: in unit tests.

Subscribers: nemanjai, tschuett, MaskRay, jsji, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D68687

llvm-svn: 374157
diff --git a/llvm/unittests/tools/llvm-exegesis/X86/AssemblerTest.cpp b/llvm/unittests/tools/llvm-exegesis/X86/AssemblerTest.cpp
index 54a33a1..a2c30e9 100644
--- a/llvm/unittests/tools/llvm-exegesis/X86/AssemblerTest.cpp
+++ b/llvm/unittests/tools/llvm-exegesis/X86/AssemblerTest.cpp
@@ -38,11 +38,11 @@
 };
 
 TEST_F(X86MachineFunctionGeneratorTest, DISABLED_JitFunction) {
-  Check({}, llvm::MCInst(), 0xc3);
+  Check({}, MCInst(), 0xc3);
 }
 
 TEST_F(X86MachineFunctionGeneratorTest, DISABLED_JitFunctionXOR32rr_X86) {
-  Check({{EAX, llvm::APInt(32, 1)}},
+  Check({{EAX, APInt(32, 1)}},
         MCInstBuilder(XOR32rr).addReg(EAX).addReg(EAX).addReg(EAX),
         // mov eax, 1
         0xb8, 0x01, 0x00, 0x00, 0x00,