vintf: Clean up private member fields for CompatibilityMatrix.

Test: mma
Test: libvintf_test

Bug: 34620633
Change-Id: Id606442e087b6a0c00e6ecf712754d9e520b3e17
diff --git a/CompatibilityMatrix.cpp b/CompatibilityMatrix.cpp
index c089425..4e6bff5 100644
--- a/CompatibilityMatrix.cpp
+++ b/CompatibilityMatrix.cpp
@@ -22,25 +22,25 @@
 constexpr Version CompatibilityMatrix::kVersion;
 
 bool CompatibilityMatrix::add(MatrixHal &&hal) {
-    return hals.emplace(hal.name, std::move(hal)).second;
+    return mHals.emplace(hal.name, std::move(hal)).second;
 }
 
 bool CompatibilityMatrix::add(MatrixKernel &&kernel) {
-    kernels.push_back(std::move(kernel));
+    mKernels.push_back(std::move(kernel));
     return true;
 }
 
 void CompatibilityMatrix::clear() {
-    hals.clear();
-    kernels.clear();
+    mHals.clear();
+    mKernels.clear();
 }
 
 ConstMapValueIterable<std::string, MatrixHal> CompatibilityMatrix::getHals() const {
-    return ConstMapValueIterable<std::string, MatrixHal>(hals);
+    return ConstMapValueIterable<std::string, MatrixHal>(mHals);
 }
 
 const MatrixKernel *CompatibilityMatrix::findKernel(const KernelVersion &v) const {
-    for (const MatrixKernel &matrixKernel : kernels) {
+    for (const MatrixKernel &matrixKernel : mKernels) {
         if (matrixKernel.minLts().version == v.version &&
             matrixKernel.minLts().majorRev == v.majorRev) {
             return matrixKernel.minLts().minorRev <= v.minorRev ? &matrixKernel : nullptr;
@@ -50,7 +50,7 @@
 }
 
 const Sepolicy &CompatibilityMatrix::getSepolicy() const {
-    return sepolicy;
+    return mSepolicy;
 }
 
 } // namespace vintf
diff --git a/include/vintf/CompatibilityMatrix.h b/include/vintf/CompatibilityMatrix.h
index ad0e9d8..51d21c6 100644
--- a/include/vintf/CompatibilityMatrix.h
+++ b/include/vintf/CompatibilityMatrix.h
@@ -50,11 +50,11 @@
     friend struct LibVintfTest;
 
     // sorted map from component name to the entry.
-    std::map<std::string, MatrixHal> hals;
+    std::map<std::string, MatrixHal> mHals;
 
-    std::vector<MatrixKernel> kernels;
+    std::vector<MatrixKernel> mKernels;
 
-    Sepolicy sepolicy;
+    Sepolicy mSepolicy;
 };
 
 } // namespace vintf
diff --git a/parse_xml.cpp b/parse_xml.cpp
index 8816539..bacae6c 100644
--- a/parse_xml.cpp
+++ b/parse_xml.cpp
@@ -480,19 +480,19 @@
     std::string elementName() const override { return "compatibility-matrix"; }
     void mutateNode(const CompatibilityMatrix &m, NodeType *root, DocType *d) const override {
         appendAttr(root, "version", CompatibilityMatrix::kVersion);
-        for (const auto &pair : m.hals) {
+        for (const auto &pair : m.mHals) {
             appendChild(root, matrixHalConverter(pair.second, d));
         }
-        for (const auto &kernel : m.kernels) {
+        for (const auto &kernel : m.mKernels) {
             appendChild(root, matrixKernelConverter(kernel, d));
         }
-        appendChild(root, sepolicyConverter(m.sepolicy, d));
+        appendChild(root, sepolicyConverter(m.mSepolicy, d));
     }
     bool buildObject(CompatibilityMatrix *object, NodeType *root) const override {
         std::vector<MatrixHal> hals;
         if (!parseChildren(root, matrixHalConverter, &hals) ||
-            !parseChildren(root, matrixKernelConverter, &object->kernels) ||
-            !parseChild(root, sepolicyConverter, &object->sepolicy)) {
+            !parseChildren(root, matrixKernelConverter, &object->mKernels) ||
+            !parseChild(root, sepolicyConverter, &object->mSepolicy)) {
             return false;
         }
         for (auto &&hal : hals) {
diff --git a/test/main.cpp b/test/main.cpp
index 3aa2e14..a33ec82 100644
--- a/test/main.cpp
+++ b/test/main.cpp
@@ -45,7 +45,7 @@
         return vm.add(std::move(hal));
     }
     void set(CompatibilityMatrix &cm, Sepolicy &&sepolicy) {
-        cm.sepolicy = sepolicy;
+        cm.mSepolicy = sepolicy;
     }
     const ManifestHal *getHal(VendorManifest &vm, const std::string &name) {
         return vm.getHal(name);
@@ -54,7 +54,7 @@
         return vm.getHals();
     }
     bool isEqual(const CompatibilityMatrix &cm1, const CompatibilityMatrix &cm2) {
-        return cm1.hals == cm2.hals && cm1.kernels == cm2.kernels;
+        return cm1.mHals == cm2.mHals && cm1.mKernels == cm2.mKernels;
     }
     bool isValid(const ManifestHal &mh) {
         return mh.isValid();