Split ArchMutatorContext out of BaseMutatorContext

Split the context methods that are useful on anything visiting a
module that has arch variants into a separate ArchMutatorContext
for reuse by TranstitionMutators.

Bug: 319288033
Test: builds
Change-Id: Ifdc21983c6c79f22965a49f169812a8cc3ad975b
diff --git a/android/paths_test.go b/android/paths_test.go
index bf46c34..93b9b9a 100644
--- a/android/paths_test.go
+++ b/android/paths_test.go
@@ -268,8 +268,10 @@
 			name: "host binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     hostTarget.Os,
-					target: hostTarget,
+					archModuleContext: archModuleContext{
+						os:     hostTarget.Os,
+						target: hostTarget,
+					},
 				},
 			},
 			in:           []string{"bin", "my_test"},
@@ -281,8 +283,10 @@
 			name: "system binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 			},
 			in:           []string{"bin", "my_test"},
@@ -293,8 +297,10 @@
 			name: "vendor binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: socSpecificModule,
 					},
@@ -308,8 +314,10 @@
 			name: "odm binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: deviceSpecificModule,
 					},
@@ -323,8 +331,10 @@
 			name: "product binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: productSpecificModule,
 					},
@@ -338,8 +348,10 @@
 			name: "system_ext binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: systemExtSpecificModule,
 					},
@@ -353,8 +365,10 @@
 			name: "root binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inRoot: true,
 			},
@@ -366,8 +380,10 @@
 			name: "recovery binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inRecovery: true,
 			},
@@ -379,8 +395,10 @@
 			name: "recovery root binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inRecovery: true,
 				inRoot:     true,
@@ -394,8 +412,10 @@
 			name: "ramdisk binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inRamdisk: true,
 			},
@@ -407,8 +427,10 @@
 			name: "ramdisk root binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inRamdisk: true,
 				inRoot:    true,
@@ -421,8 +443,10 @@
 			name: "vendor_ramdisk binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inVendorRamdisk: true,
 			},
@@ -434,8 +458,10 @@
 			name: "vendor_ramdisk root binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inVendorRamdisk: true,
 				inRoot:          true,
@@ -448,8 +474,10 @@
 			name: "debug_ramdisk binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inDebugRamdisk: true,
 			},
@@ -461,8 +489,10 @@
 			name: "system native test binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inData: true,
 			},
@@ -474,8 +504,10 @@
 			name: "vendor native test binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: socSpecificModule,
 					},
@@ -490,8 +522,10 @@
 			name: "odm native test binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: deviceSpecificModule,
 					},
@@ -506,8 +540,10 @@
 			name: "product native test binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: productSpecificModule,
 					},
@@ -523,8 +559,10 @@
 			name: "system_ext native test binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: systemExtSpecificModule,
 					},
@@ -540,8 +578,10 @@
 			name: "sanitized system binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inSanitizerDir: true,
 			},
@@ -553,8 +593,10 @@
 			name: "sanitized vendor binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: socSpecificModule,
 					},
@@ -569,8 +611,10 @@
 			name: "sanitized odm binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: deviceSpecificModule,
 					},
@@ -585,8 +629,10 @@
 			name: "sanitized product binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: productSpecificModule,
 					},
@@ -602,8 +648,10 @@
 			name: "sanitized system_ext binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: systemExtSpecificModule,
 					},
@@ -619,8 +667,10 @@
 			name: "sanitized system native test binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inData:         true,
 				inSanitizerDir: true,
@@ -633,8 +683,10 @@
 			name: "sanitized vendor native test binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: socSpecificModule,
 					},
@@ -650,8 +702,10 @@
 			name: "sanitized odm native test binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: deviceSpecificModule,
 					},
@@ -667,8 +721,10 @@
 			name: "sanitized product native test binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: productSpecificModule,
 					},
@@ -684,8 +740,10 @@
 			name: "sanitized system_ext native test binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 					earlyModuleContext: earlyModuleContext{
 						kind: systemExtSpecificModule,
 					},
@@ -700,8 +758,10 @@
 			name: "device testcases",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inTestcases: true,
 			},
@@ -712,8 +772,10 @@
 			name: "host testcases",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     hostTarget.Os,
-					target: hostTarget,
+					archModuleContext: archModuleContext{
+						os:     hostTarget.Os,
+						target: hostTarget,
+					},
 				},
 				inTestcases: true,
 			},
@@ -724,8 +786,10 @@
 			name: "forced host testcases",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inTestcases: true,
 				forceOS:     &Linux,
@@ -771,8 +835,10 @@
 			name: "ramdisk binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inRamdisk: true,
 				inRoot:    true,
@@ -786,8 +852,10 @@
 			name: "vendor_ramdisk binary",
 			ctx: &testModuleInstallPathContext{
 				baseModuleContext: baseModuleContext{
-					os:     deviceTarget.Os,
-					target: deviceTarget,
+					archModuleContext: archModuleContext{
+						os:     deviceTarget.Os,
+						target: deviceTarget,
+					},
 				},
 				inVendorRamdisk: true,
 				inRoot:          true,
@@ -821,8 +889,10 @@
 
 	ctx := &testModuleInstallPathContext{
 		baseModuleContext: baseModuleContext{
-			os:     deviceTarget.Os,
-			target: deviceTarget,
+			archModuleContext: archModuleContext{
+				os:     deviceTarget.Os,
+				target: deviceTarget,
+			},
 		},
 	}
 	ctx.baseModuleContext.config = testConfig
@@ -1491,8 +1561,10 @@
 
 	ctx := &testModuleInstallPathContext{
 		baseModuleContext: baseModuleContext{
-			os:     deviceTarget.Os,
-			target: deviceTarget,
+			archModuleContext: archModuleContext{
+				os:     deviceTarget.Os,
+				target: deviceTarget,
+			},
 		},
 	}
 	ctx.baseModuleContext.config = testConfig