Use char16_t for char things.

When compiling in C++ mode, the compiler will complain about conversions
from uint16_t to char16_t. Be consistent in using char16_t for strings.

Change-Id: I052b6176ced635162920b31560052d9a64f92764
diff --git a/tools/aapt/Resource.cpp b/tools/aapt/Resource.cpp
index 4d29ff7..f842bee 100644
--- a/tools/aapt/Resource.cpp
+++ b/tools/aapt/Resource.cpp
@@ -250,7 +250,7 @@
                 ssize_t minSdkIndex = block.indexOfAttribute(RESOURCES_ANDROID_NAMESPACE,
                                                              "minSdkVersion");
                 if (minSdkIndex >= 0) {
-                    const uint16_t* minSdk16 = block.getAttributeStringValue(minSdkIndex, &len);
+                    const char16_t* minSdk16 = block.getAttributeStringValue(minSdkIndex, &len);
                     const char* minSdk8 = strdup(String8(minSdk16).string());
                     bundle->setManifestMinSdkVersion(minSdk8);
                 }
@@ -456,7 +456,7 @@
     size_t len;
 
     ssize_t index = parser.indexOfAttribute(ns, attr);
-    const uint16_t* str;
+    const char16_t* str;
     Res_value value;
     if (index >= 0 && parser.getAttributeValue(index, &value) >= 0) {
         const ResStringPool* pool = &parser.getStrings();
@@ -1422,7 +1422,7 @@
                 }
                 size_t len;
                 ssize_t index = block.indexOfAttribute(RESOURCES_ANDROID_NAMESPACE, "name");
-                const uint16_t* id = block.getAttributeStringValue(index, &len);
+                const char16_t* id = block.getAttributeStringValue(index, &len);
                 if (id == NULL) {
                     fprintf(stderr, "%s:%d: missing name attribute in element <%s>.\n",
                             manifestPath.string(), block.getLineNumber(),
@@ -1465,7 +1465,7 @@
                   hasErrors = true;
                 }
                 syms->addStringSymbol(String8(e), idStr, srcPos);
-                const uint16_t* cmt = block.getComment(&len);
+                const char16_t* cmt = block.getComment(&len);
                 if (cmt != NULL && *cmt != 0) {
                     //printf("Comment of %s: %s\n", String8(e).string(),
                     //        String8(cmt).string());