//ppapi: Convert base::(U)Int(64)ToString(16) to NumberToString(16)

The former non-overloaded variants are deprecated.
Removed casts where they are now unnecessary.

This is a mechanical change; there is no intended behavior change.

Bug: 929827
Change-Id: I43577068160b171779166b1795b22dd69137b4a6
Reviewed-on: https://chromium-review.googlesource.com/c/1461376
Commit-Queue: Raul Tambre <raul@tambre.ee>
Commit-Queue: Bill Budge <bbudge@chromium.org>
Auto-Submit: Raul Tambre <raul@tambre.ee>
Reviewed-by: Bill Budge <bbudge@chromium.org>
Cr-Commit-Position: refs/heads/master@{#630513}

ppapi/proxy/ppb_var_unittest.cc

@@ -36,7 +36,7 @@ class PPB_VarTest : public PluginProxyTest {
         ppb_var_(ppapi::PPB_Var_Shared::GetVarInterface1_2()) {
     // Set the value of test_strings_[i] to "i".
     for (size_t i = 0; i < kNumStrings; ++i)
-      test_strings_[i] = base::IntToString(static_cast<int>(i));
+      test_strings_[i] = base::NumberToString(i);
   }
  protected:
   std::vector<std::string> test_strings_;

ppapi/proxy/url_request_info_resource.cc

@@ -70,7 +70,7 @@ PP_Bool URLRequestInfoResource::SetProperty(PP_URLRequestProperty property,
   if (!result) {
     std::string error_msg("PPB_URLRequestInfo.SetProperty: Attempted to set a "
                           "value for PP_URLRequestProperty ");
-    error_msg += base::IntToString(property);
+    error_msg += base::NumberToString(property);
     error_msg += ", but either this property type is invalid or its parameter "
                  "was inappropriate (e.g., the wrong type of PP_Var).";
     Log(PP_LOGLEVEL_ERROR, error_msg);

ppapi/shared_impl/var.cc

@@ -31,7 +31,7 @@ std::string Var::PPVarToLogString(PP_Var var) {
     case PP_VARTYPE_BOOL:
       return var.value.as_bool ? "[True]" : "[False]";
     case PP_VARTYPE_INT32:
-      return base::IntToString(var.value.as_int);
+      return base::NumberToString(var.value.as_int);
     case PP_VARTYPE_DOUBLE:
       return base::NumberToString(var.value.as_double);
     case PP_VARTYPE_STRING: {