Rename gccCmd mingwCmd now that's all it's used for.

Bug: http://b/185257607
Test: treehugger
Change-Id: Ida079183828444f122ba6ea5662f63796677de7d
diff --git a/cc/builder.go b/cc/builder.go
index 51c8a0b..fae9522 100644
--- a/cc/builder.go
+++ b/cc/builder.go
@@ -534,7 +534,7 @@
 				Implicits:   cFlagsDeps,
 				OrderOnly:   pathDeps,
 				Args: map[string]string{
-					"windresCmd": gccCmd(flags.toolchain, "windres"),
+					"windresCmd": mingwCmd(flags.toolchain, "windres"),
 					"flags":      flags.toolchain.WindresFlags(),
 				},
 			})
@@ -1069,6 +1069,6 @@
 	})
 }
 
-func gccCmd(toolchain config.Toolchain, cmd string) string {
+func mingwCmd(toolchain config.Toolchain, cmd string) string {
 	return filepath.Join(toolchain.GccRoot(), "bin", toolchain.GccTriple()+"-"+cmd)
 }
diff --git a/cc/gen.go b/cc/gen.go
index b152e02..3a1a0e2 100644
--- a/cc/gen.go
+++ b/cc/gen.go
@@ -204,7 +204,7 @@
 	headerFile := android.GenPathWithExt(ctx, "windmc", srcFile, "h")
 	rcFile := android.GenPathWithExt(ctx, "windmc", srcFile, "rc")
 
-	windmcCmd := gccCmd(flags.toolchain, "windmc")
+	windmcCmd := mingwCmd(flags.toolchain, "windmc")
 
 	ctx.Build(pctx, android.BuildParams{
 		Rule:           windmc,