Store DM failures in an array, not a single string.

dm/DMTestTask.cpp

 #include "DMTestTask.h"
 #include "DMUtil.h"
 #include "SkCommandLineFlags.h"
 #include "SkCommonFlags.h"
 
 DEFINE_bool2(pathOpsExtended, x, false, "Run extended pathOps tests.");
 
 namespace DM {
 
 bool TestReporter::allowExtendedTest() const { return FLAGS_pathOpsExtended; }
@@ skipping 17 matching lines @@
                          skiatest::TestRegistry::Factory factory)
     : GpuTask(reporter, taskRunner)
     , fTest(factory(NULL))
     , fName(test_name(fTest->getName())) {}
 
 
 void CpuTestTask::draw() {
     fTest->setReporter(&fTestReporter);
     fTest->run();
     if (!fTest->passed()) {
-        this->fail(fTestReporter.failure());
+        const SkTArray<SkString>& failures = fTestReporter.failures();
+        for (int i = 0; i < failures.count(); i++) {
+            this->fail(failures[i].c_str());
+        }
     }
 }
 
 void GpuTestTask::draw(GrContextFactory* grFactory) {
     fTest->setGrContextFactory(grFactory);
     fTest->setReporter(&fTestReporter);
     fTest->run();
     if (!fTest->passed()) {
-        this->fail(fTestReporter.failure());
+        const SkTArray<SkString>& failures = fTestReporter.failures();
+        for (int i = 0; i < failures.count(); i++) {
+            this->fail(failures[i].c_str());
+        }
     }
 }
 
 bool GpuTestTask::shouldSkip() const {
     return kGPUDisabled;
 }
 
 }  // namespace DM