DevTools: [PrettyPrint] support template literals in pretty-printing

LayoutTests/inspector/sources/pretty-print-javascript-template-literals-expected.txt

Index: LayoutTests/inspector/sources/pretty-print-javascript-template-literals-expected.txt
diff --git a/LayoutTests/inspector/sources/pretty-print-javascript-template-literals-expected.txt b/LayoutTests/inspector/sources/pretty-print-javascript-template-literals-expected.txt
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+Verifies JavaScript pretty-printing functionality.
+
+
+Running: simpleLiteral
+====== 8< ------
+var foo = `bar`;
+
+------ >8 ======
+Correct mapping for <foo>
+Correct mapping for <bar>
+
+Running: multilineLiteral
+====== 8< ------
+var foo = `this
+bar`;
+
+------ >8 ======
+Correct mapping for <foo>
+Correct mapping for <bar>
+
+Running: stringSubstitution
+====== 8< ------
+var a = `I have ${credit + cash}$`;
+
+------ >8 ======
+Correct mapping for <credit>
+Correct mapping for <cash>
+
+Running: multipleStringSubstitution
+====== 8< ------
+var a = `${name} has ${credit + cash}${currency ? currency : "$"}`;
+
+------ >8 ======
+Correct mapping for <credit>
+Correct mapping for <cash>
+
+Running: taggedTemplate
+====== 8< ------
+escapeHtml`<div class=${classnName} width=${a + b}/>`;
+
+------ >8 ======
+Correct mapping for <escapeHtml>
+Correct mapping for <width>
+
+Running: escapedApostrophe
+====== 8< ------
+var a=`That`s great!`;
+------ >8 ======
+Correct mapping for <That>
+Correct mapping for <great>
+