Fix a bunch of lint.

There are still about 1800 lint warnings, so don't get too excited...

Change-Id: I2394bd6e750b94060231378b3a7a88b87f70c757
diff --git a/src/compiler/codegen/arm/Assemble.cc b/src/compiler/codegen/arm/Assemble.cc
index 86517fa..ede3f61 100644
--- a/src/compiler/codegen/arm/Assemble.cc
+++ b/src/compiler/codegen/arm/Assemble.cc
@@ -1305,7 +1305,7 @@
           break;
         case kFmtDfp: {
           DCHECK(DOUBLEREG(operand));
-          DCHECK((operand & 0x1) == 0);
+          DCHECK_EQ((operand & 0x1), 0U);
           int regName = (operand & FP_REG_MASK) >> 1;
           /* Snag the 1-bit slice and position it */
           value = ((regName & 0x10) >> 4) << encoder->fieldLoc[i].end;